diff --git a/Editor/ProjectResourceFactoryBase.cpp b/Editor/ProjectResourceFactoryBase.cpp
index f5104386c..d74603735 100644
--- a/Editor/ProjectResourceFactoryBase.cpp
+++ b/Editor/ProjectResourceFactoryBase.cpp
@@ -1,6 +1,8 @@
 #include "ProjectResourceFactoryBase.hpp"
 #include "Runtime/IObj.hpp"
 
+#define DUMP_CACHE_FILL 1
+
 namespace urde
 {
 static logvisor::Module Log("urde::ProjectResourceFactoryBase");
@@ -93,6 +95,15 @@ static void WriteTag(athena::io::YAMLDocWriter& cacheWriter,
     cacheWriter.leaveSubVector();
 }
 
+#if DUMP_CACHE_FILL
+static void DumpCacheAdd(const SObjectTag& pathTag, const hecl::ProjectPath& path)
+{
+    fprintf(stderr, "%s %08X %s\n",
+            pathTag.type.toString().c_str(), uint32_t(pathTag.id),
+            path.getRelativePathUTF8().c_str());
+}
+#endif
+
 void ProjectResourceFactoryBase::BackgroundIndexRecursiveProc(const hecl::ProjectPath& dir,
                                                               athena::io::YAMLDocWriter& cacheWriter,
                                                               athena::io::YAMLDocWriter& nameWriter,
@@ -127,10 +138,8 @@ void ProjectResourceFactoryBase::BackgroundIndexRecursiveProc(const hecl::Projec
                 std::unique_lock<std::mutex> lk(m_backgroundIndexMutex);
                 m_tagToPath[pathTag] = path;
                 WriteTag(cacheWriter, pathTag, path);
-#if 1
-                fprintf(stderr, "%s %08X %s\n",
-                        pathTag.type.toString().c_str(), uint32_t(pathTag.id),
-                        path.getRelativePathUTF8().c_str());
+#if DUMP_CACHE_FILL
+                DumpCacheAdd(pathTag, path);
 #endif
 
                 /* Special multi-resource intermediates */
@@ -150,11 +159,11 @@ void ProjectResourceFactoryBase::BackgroundIndexRecursiveProc(const hecl::Projec
                         hecl::SystemStringView sysStr(arm);
                         hecl::ProjectPath subPath = path.getWithExtension((_S('.') + sysStr.sys_str()).c_str(), true).ensureAuxInfo(_S("CINF"));
                         SObjectTag pathTag = TagFromPath(subPath, m_backgroundBlender);
-                        if (pathTag)
-                        {
-                            m_tagToPath[pathTag] = path;
-                            WriteTag(cacheWriter, pathTag, path);
-                        }
+                        m_tagToPath[pathTag] = subPath;
+                        WriteTag(cacheWriter, pathTag, subPath);
+#if DUMP_CACHE_FILL
+                        DumpCacheAdd(pathTag, subPath);
+#endif
                     }
 
                     for (const std::string& sub : subtypeNames)
@@ -162,11 +171,11 @@ void ProjectResourceFactoryBase::BackgroundIndexRecursiveProc(const hecl::Projec
                         hecl::SystemStringView sysStr(sub);
                         hecl::ProjectPath subPath = path.getWithExtension((_S('.') + sysStr.sys_str()).c_str(), true).ensureAuxInfo(_S("CSKR"));
                         SObjectTag pathTag = TagFromPath(subPath, m_backgroundBlender);
-                        if (pathTag)
-                        {
-                            m_tagToPath[pathTag] = path;
-                            WriteTag(cacheWriter, pathTag, path);
-                        }
+                        m_tagToPath[pathTag] = subPath;
+                        WriteTag(cacheWriter, pathTag, subPath);
+#if DUMP_CACHE_FILL
+                        DumpCacheAdd(pathTag, subPath);
+#endif
                     }
 
                     for (const std::string& act : actionNames)
@@ -174,11 +183,11 @@ void ProjectResourceFactoryBase::BackgroundIndexRecursiveProc(const hecl::Projec
                         hecl::SystemStringView sysStr(act);
                         hecl::ProjectPath subPath = path.getWithExtension((_S('.') + sysStr.sys_str()).c_str(), true).ensureAuxInfo(_S("ANIM"));
                         SObjectTag pathTag = TagFromPath(subPath, m_backgroundBlender);
-                        if (pathTag)
-                        {
-                            m_tagToPath[pathTag] = path;
-                            WriteTag(cacheWriter, pathTag, path);
-                        }
+                        m_tagToPath[pathTag] = subPath;
+                        WriteTag(cacheWriter, pathTag, subPath);
+#if DUMP_CACHE_FILL
+                        DumpCacheAdd(pathTag, subPath);
+#endif
                     }
                 }
             }
diff --git a/Editor/ProjectResourceFactoryMP1.cpp b/Editor/ProjectResourceFactoryMP1.cpp
index 4efa29e07..8c53e8db0 100644
--- a/Editor/ProjectResourceFactoryMP1.cpp
+++ b/Editor/ProjectResourceFactoryMP1.cpp
@@ -49,6 +49,13 @@ void ProjectResourceFactoryMP1::IndexMP1Resources(hecl::Database::Project& proj)
 
 SObjectTag ProjectResourceFactoryMP1::TagFromPath(const hecl::ProjectPath& path, hecl::BlenderToken& btok) const
 {
+    if (!path.getAuxInfo().compare(_S("CINF")))
+        return SObjectTag(SBIG('CINF'), path.hash().val32());
+    else if (!path.getAuxInfo().compare(_S("CSKR")))
+        return SObjectTag(SBIG('CSKR'), path.hash().val32());
+    else if (!path.getAuxInfo().compare(_S("ANIM")))
+        return SObjectTag(SBIG('ANIM'), path.hash().val32());
+
     if (hecl::IsPathBlend(path))
     {
         hecl::BlenderConnection& conn = btok.getBlenderConnection();
diff --git a/Runtime/Character/CAdditiveAnimPlayback.cpp b/Runtime/Character/CAdditiveAnimPlayback.cpp
new file mode 100644
index 000000000..182197a3c
--- /dev/null
+++ b/Runtime/Character/CAdditiveAnimPlayback.cpp
@@ -0,0 +1,33 @@
+#include "CAdditiveAnimPlayback.hpp"
+#include "CSegStatementSet.hpp"
+
+namespace urde
+{
+
+CAdditiveAnimPlayback::CAdditiveAnimPlayback(const std::weak_ptr<CAnimTreeNode>& anim, float weight, bool a,
+                                             const CAdditiveAnimationInfo& info, bool b)
+: x0_info(info), x8_anim(anim), xc_weight(weight), x14_a(a)
+{
+    if (!a && b)
+        x20_ = true;
+}
+
+void CAdditiveAnimPlayback::AddToSegStatementSet(const CSegIdList& list,
+                                                 const CCharLayoutInfo&,
+                                                 CSegStatementSet&) const
+{
+}
+
+void CAdditiveAnimPlayback::Update(float dt)
+{
+}
+
+void CAdditiveAnimPlayback::FadeOut()
+{
+}
+
+void CAdditiveAnimPlayback::SetWeight(float w)
+{
+}
+
+}
diff --git a/Runtime/Character/CAdditiveAnimPlayback.hpp b/Runtime/Character/CAdditiveAnimPlayback.hpp
new file mode 100644
index 000000000..6cf825fe6
--- /dev/null
+++ b/Runtime/Character/CAdditiveAnimPlayback.hpp
@@ -0,0 +1,60 @@
+#ifndef __URDE_CADDITIVEANIMPLAYBACK_HPP__
+#define __URDE_CADDITIVEANIMPLAYBACK_HPP__
+
+#include "RetroTypes.hpp"
+
+namespace urde
+{
+class CAnimTreeNode;
+class CAdditiveAnimationInfo;
+class CSegIdList;
+class CCharLayoutInfo;
+class CSegStatementSet;
+
+class CAdditiveAnimationInfo
+{
+    float x0_a = 0.f;
+    float x4_b = 0.f;
+public:
+    void read(CInputStream& in)
+    {
+        x0_a = in.readFloatBig();
+        x4_b = in.readFloatBig();
+    }
+    CAdditiveAnimationInfo() = default;
+    CAdditiveAnimationInfo(CInputStream& in) {read(in);}
+};
+
+class CAdditiveAnimPlayback
+{
+public:
+    enum class EAdditivePlaybackState
+    {
+        Zero,
+        One,
+        Two,
+        Three,
+        Four
+    };
+private:
+    CAdditiveAnimationInfo x0_info;
+    std::weak_ptr<CAnimTreeNode> x8_anim;
+    float xc_weight;
+    float x10_ = 0.f;
+    bool x14_a;
+    float x18_ = 0.f;
+    EAdditivePlaybackState x1c_ = EAdditivePlaybackState::One;
+    bool x20_ = false;
+public:
+    CAdditiveAnimPlayback(const std::weak_ptr<CAnimTreeNode>& anim, float weight, bool a,
+                          const CAdditiveAnimationInfo& info, bool b);
+
+    void AddToSegStatementSet(const CSegIdList& list, const CCharLayoutInfo&, CSegStatementSet&) const;
+    void Update(float dt);
+    void FadeOut();
+    void SetWeight(float w);
+};
+
+}
+
+#endif // __URDE_CADDITIVEANIMPLAYBACK_HPP__
diff --git a/Runtime/Character/CAnimData.cpp b/Runtime/Character/CAnimData.cpp
index db27de545..e3e08c727 100644
--- a/Runtime/Character/CAnimData.cpp
+++ b/Runtime/Character/CAnimData.cpp
@@ -5,6 +5,7 @@
 #include "CCharacterFactory.hpp"
 #include "CAnimationManager.hpp"
 #include "CTransitionManager.hpp"
+#include "CAdditiveAnimPlayback.hpp"
 #include "IAnimReader.hpp"
 
 namespace urde
@@ -46,8 +47,9 @@ CAnimData::CAnimData(ResId id,
         xe4_iceModelData = *iceModel;
 }
 
-ResId CAnimData::GetEventResourceIdForAnimResourceId(ResId) const
+ResId CAnimData::GetEventResourceIdForAnimResourceId(ResId id) const
 {
+    return x0_charFactory->GetEventResourceIdForAnimResourceId(id);
 }
 
 void CAnimData::AddAdditiveSegData(const CSegIdList& list, CSegStatementSet& stSet)
diff --git a/Runtime/Character/CAnimData.hpp b/Runtime/Character/CAnimData.hpp
index fb2be8c2e..94e2fb539 100644
--- a/Runtime/Character/CAnimData.hpp
+++ b/Runtime/Character/CAnimData.hpp
@@ -36,6 +36,7 @@ class CSkinRules;
 class CAnimTreeNode;
 class CSegIdList;
 class CSegStatementSet;
+class CAdditiveAnimPlayback;
 struct SAdvancementDeltas;
 
 class CAnimData
@@ -96,7 +97,7 @@ class CAnimData
     u32 x1038_ = 0;
     u32 x103c_ = 0;
     u32 x1040_ = 0;
-    u32 x1044_ = 0;
+    rstl::reserved_vector<std::pair<u32, CAdditiveAnimPlayback>, 8> x1044_additiveAnims;
 
 public:
     CAnimData(ResId,
diff --git a/Runtime/Character/CAnimPerSegmentData.hpp b/Runtime/Character/CAnimPerSegmentData.hpp
new file mode 100644
index 000000000..24fe8efa7
--- /dev/null
+++ b/Runtime/Character/CAnimPerSegmentData.hpp
@@ -0,0 +1,19 @@
+#ifndef __URDE_CANIMPERSEGMENTDATA_HPP__
+#define __URDE_CANIMPERSEGMENTDATA_HPP__
+
+#include "zeus/CQuaternion.hpp"
+#include "zeus/CVector3f.hpp"
+
+namespace urde
+{
+
+struct CAnimPerSegmentData
+{
+    zeus::CQuaternion x0_rotation;
+    zeus::CVector3f x10_offset;
+    bool x1c_hasOffset = false;
+};
+
+}
+
+#endif // __URDE_CANIMPERSEGMENTDATA_HPP__
diff --git a/Runtime/Character/CAnimSource.cpp b/Runtime/Character/CAnimSource.cpp
index ac828a6d0..99cd8d32c 100644
--- a/Runtime/Character/CAnimSource.cpp
+++ b/Runtime/Character/CAnimSource.cpp
@@ -1,6 +1,8 @@
 #include "CAnimSource.hpp"
 #include "CAnimPOIData.hpp"
 #include "CSegId.hpp"
+#include "CSegIdList.hpp"
+#include "CSegStatementSet.hpp"
 
 namespace urde
 {
@@ -148,7 +150,37 @@ void CAnimSource::GetSegStatementSet(const CSegIdList& list,
     if (std::fabs(remTime) < 0.00001f)
         remTime = 0.f;
     float t = ClampZeroToOne(remTime / x8_interval);
-    /* TODO: Finish */
+    const u32 floatsPerFrame = x40_data.x10_transPerFrame * 3 + x40_data.xc_rotPerFrame * 4;
+    const u32 rotFloatsPerFrame = x40_data.xc_rotPerFrame * 4;
+
+    for (const CSegId& id : list.GetList())
+    {
+        u8 rotIdx = x20_rotationChannels[id];
+        if (rotIdx != 0xff)
+        {
+            const float* frameDataA =
+                &x40_data.x0_storage[frameIdx*floatsPerFrame+rotIdx*4];
+            const float* frameDataB =
+                &x40_data.x0_storage[(frameIdx+1)*floatsPerFrame+rotIdx*4];
+
+            zeus::CQuaternion quatA(frameDataA[0], frameDataA[1], frameDataA[2], frameDataA[3]);
+            zeus::CQuaternion quatB(frameDataB[0], frameDataB[1], frameDataB[2], frameDataB[3]);
+            set.x4_segData[id].x0_rotation = zeus::CQuaternion::slerp(quatA, quatB, t);
+
+            u8 transIdx = x30_translationChannels[rotIdx];
+            if (transIdx != 0xff)
+            {
+                const float* frameDataA =
+                    &x40_data.x0_storage[frameIdx*floatsPerFrame+rotFloatsPerFrame+transIdx*3];
+                const float* frameDataB =
+                    &x40_data.x0_storage[(frameIdx-1)*floatsPerFrame+rotFloatsPerFrame+transIdx*3];
+                zeus::CVector3f vecA(frameDataA[0], frameDataA[1], frameDataA[2]);
+                zeus::CVector3f vecB(frameDataB[0], frameDataB[1], frameDataB[2]);
+                set.x4_segData[id].x10_offset = zeus::CVector3f::lerp(vecA, vecB, t);
+                set.x4_segData[id].x1c_hasOffset = true;
+            }
+        }
+    }
 }
 
 const std::vector<CSoundPOINode>& CAnimSource::GetSoundPOIStream() const
diff --git a/Runtime/Character/CAnimSource.hpp b/Runtime/Character/CAnimSource.hpp
index 9c4f9764d..e8cc440cd 100644
--- a/Runtime/Character/CAnimSource.hpp
+++ b/Runtime/Character/CAnimSource.hpp
@@ -74,6 +74,7 @@ public:
     const std::vector<CParticlePOINode>& GetParticlePOIStream() const;
     const std::vector<CInt32POINode>& GetInt32POIStream() const;
     const std::vector<CBoolPOINode>& GetBoolPOIStream() const;
+    const TCachedToken<CAnimPOIData>& GetPOIData() const {return x58_evntData;}
     zeus::CQuaternion GetRotation(const CSegId& seg, const CCharAnimTime& time) const;
     zeus::CVector3f GetOffset(const CSegId& seg, const CCharAnimTime& time) const;
     bool HasOffset(const CSegId& seg) const;
diff --git a/Runtime/Character/CAnimSourceReader.cpp b/Runtime/Character/CAnimSourceReader.cpp
index 6e5400eb9..0bdf78fe4 100644
--- a/Runtime/Character/CAnimSourceReader.cpp
+++ b/Runtime/Character/CAnimSourceReader.cpp
@@ -241,61 +241,210 @@ CAnimSourceReaderBase::CAnimSourceReaderBase(std::unique_ptr<IAnimSourceInfo>&&
                                              const CCharAnimTime& time)
 : x4_sourceInfo(std::move(sourceInfo)), xc_curTime(time) {}
 
-SAdvancementResults CAnimSourceReader::VGetAdvancementResults(const CCharAnimTime& a,
-                                                              const CCharAnimTime& b) const
+CAnimSourceReaderBase::CAnimSourceReaderBase(std::unique_ptr<IAnimSourceInfo>&& sourceInfo,
+                                             const CAnimSourceReaderBase& other)
+: x4_sourceInfo(std::move(sourceInfo)),
+  xc_curTime(other.xc_curTime),
+  x14_passedBoolCount(other.x14_passedBoolCount),
+  x18_passedIntCount(other.x18_passedIntCount),
+  x1c_passedParticleCount(other.x1c_passedParticleCount),
+  x20_passedSoundCount(other.x20_passedSoundCount),
+  x24_boolStates(other.x24_boolStates),
+  x34_int32States(other.x34_int32States),
+  x44_particleStates(other.x44_particleStates)
+{}
+
+SAdvancementResults CAnimSourceReader::VGetAdvancementResults(const CCharAnimTime& dt,
+                                                              const CCharAnimTime& startOff) const
 {
+    SAdvancementResults ret;
+    CCharAnimTime accum = xc_curTime + startOff;
+
+    if (xc_curTime + startOff >= x54_source->GetDuration())
+    {
+        ret.x0_remTime = dt;
+        return ret;
+    }
+    else if (dt.EqualsZero())
+    {
+        return ret;
+    }
+    else
+    {
+        CCharAnimTime prevTime = accum;
+        accum += dt;
+        CCharAnimTime remTime;
+        if (accum > x54_source->GetDuration())
+        {
+            remTime = accum - x54_source->GetDuration();
+            accum = x54_source->GetDuration();
+        }
+
+        zeus::CQuaternion ra = x54_source->GetRotation(3, prevTime).inverse();
+        zeus::CQuaternion rb = x54_source->GetRotation(3, accum);
+        ret.x0_remTime = remTime;
+        ret.x8_deltas.xc_rotDelta = rb * ra;
+
+        if (x54_source->HasOffset(3))
+        {
+            zeus::CVector3f ta = x54_source->GetOffset(3, prevTime);
+            zeus::CVector3f tb = x54_source->GetOffset(3, accum);
+            ret.x8_deltas.x0_posDelta = zeus::CMatrix3f(rb) * (tb - ta);
+        }
+
+        return ret;
+    }
 }
 
-void CAnimSourceReader::VSetPhase(float)
+void CAnimSourceReader::VSetPhase(float phase)
 {
+    xc_curTime = phase * x54_source->GetDuration();
+    if (x54_source->GetPOIData())
+    {
+        UpdatePOIStates();
+        if (!xc_curTime.GreaterThanZero())
+        {
+            x14_passedBoolCount = 0;
+            x18_passedIntCount = 0;
+            x1c_passedParticleCount = 0;
+            x20_passedSoundCount = 0;
+        }
+    }
 }
 
-SAdvancementResults CAnimSourceReader::VReverseView(const CCharAnimTime& time)
+SAdvancementResults CAnimSourceReader::VReverseView(const CCharAnimTime& dt)
 {
+    SAdvancementResults ret;
+
+    if (xc_curTime.EqualsZero())
+    {
+        ret.x0_remTime = dt;
+        return ret;
+    }
+    else if (dt.EqualsZero())
+    {
+        return ret;
+    }
+    else
+    {
+        CCharAnimTime prevTime = xc_curTime;
+        xc_curTime -= dt;
+        CCharAnimTime remTime;
+        if (xc_curTime < CCharAnimTime())
+        {
+            remTime = CCharAnimTime() - xc_curTime;
+            xc_curTime = CCharAnimTime();
+        }
+
+        if (x54_source->GetPOIData())
+            UpdatePOIStates();
+
+        zeus::CQuaternion ra = x54_source->GetRotation(3, prevTime).inverse();
+        zeus::CQuaternion rb = x54_source->GetRotation(3, xc_curTime);
+        ret.x0_remTime = remTime;
+        ret.x8_deltas.xc_rotDelta = rb * ra;
+
+        if (x54_source->HasOffset(3))
+        {
+            zeus::CVector3f ta = x54_source->GetOffset(3, prevTime);
+            zeus::CVector3f tb = x54_source->GetOffset(3, xc_curTime);
+            ret.x8_deltas.x0_posDelta = zeus::CMatrix3f(rb) * (tb - ta);
+        }
+
+        return ret;
+    }
 }
 
 std::shared_ptr<IAnimReader> CAnimSourceReader::VClone() const
 {
+    return std::make_shared<CAnimSourceReader>(*this);
 }
 
 void CAnimSourceReader::VGetSegStatementSet(const CSegIdList& list,
                                             CSegStatementSet& setOut) const
 {
+    x54_source->GetSegStatementSet(list, setOut, xc_curTime);
 }
 
 void CAnimSourceReader::VGetSegStatementSet(const CSegIdList& list,
                                             CSegStatementSet& setOut,
                                             const CCharAnimTime& time) const
 {
+    x54_source->GetSegStatementSet(list, setOut, time);
 }
 
-SAdvancementResults CAnimSourceReader::VAdvanceView(const CCharAnimTime& a)
+SAdvancementResults CAnimSourceReader::VAdvanceView(const CCharAnimTime& dt)
 {
+    SAdvancementResults ret;
+
+    if (xc_curTime >= x54_source->GetDuration())
+    {
+        ret.x0_remTime = dt;
+        return ret;
+    }
+    else if (dt.EqualsZero())
+    {
+        return ret;
+    }
+    else
+    {
+        CCharAnimTime prevTime = xc_curTime;
+        xc_curTime += dt;
+        CCharAnimTime remTime;
+        if (xc_curTime > x54_source->GetDuration())
+        {
+            remTime = xc_curTime - x54_source->GetDuration();
+            xc_curTime = x54_source->GetDuration();
+        }
+
+        if (x54_source->GetPOIData())
+            UpdatePOIStates();
+
+        zeus::CQuaternion ra = x54_source->GetRotation(3, prevTime).inverse();
+        zeus::CQuaternion rb = x54_source->GetRotation(3, xc_curTime);
+        ret.x0_remTime = remTime;
+        ret.x8_deltas.xc_rotDelta = rb * ra;
+
+        if (x54_source->HasOffset(3))
+        {
+            zeus::CVector3f ta = x54_source->GetOffset(3, prevTime);
+            zeus::CVector3f tb = x54_source->GetOffset(3, xc_curTime);
+            ret.x8_deltas.x0_posDelta = zeus::CMatrix3f(rb) * (tb - ta);
+        }
+
+        return ret;
+    }
 }
 
 CCharAnimTime CAnimSourceReader::VGetTimeRemaining() const
 {
+    return x54_source->GetDuration() - xc_curTime;
 }
 
-void CAnimSourceReader::VGetSteadyStateAnimInfo() const
+CSteadyStateAnimInfo CAnimSourceReader::VGetSteadyStateAnimInfo() const
 {
+    return x64_steadyStateInfo;
 }
 
 bool CAnimSourceReader::VHasOffset(const CSegId& seg) const
 {
+    return x54_source->HasOffset(seg);
 }
 
 zeus::CVector3f CAnimSourceReader::VGetOffset(const CSegId& seg) const
 {
+    return x54_source->GetOffset(seg, xc_curTime);
 }
 
 zeus::CVector3f CAnimSourceReader::VGetOffset(const CSegId& seg,
                                               const CCharAnimTime& time) const
 {
+    return x54_source->GetOffset(seg, time);
 }
 
 zeus::CQuaternion CAnimSourceReader::VGetRotation(const CSegId& seg) const
 {
+    return x54_source->GetRotation(seg, xc_curTime);
 }
 
 CAnimSourceReader::CAnimSourceReader(const TSubAnimTypeToken<CAnimSource>& source,
@@ -304,10 +453,15 @@ CAnimSourceReader::CAnimSourceReader(const TSubAnimTypeToken<CAnimSource>& sourc
   x54_source(source)
 {
     CAnimSource* sourceData = x54_source.GetObj();
-    x64_duration = sourceData->GetDuration();
-    x6c_curRootOffset = sourceData->GetOffset(sourceData->GetRootBoneId(), time);
+    x64_steadyStateInfo.x64_duration = sourceData->GetDuration();
+    x64_steadyStateInfo.x6c_curRootOffset = sourceData->GetOffset(sourceData->GetRootBoneId(), time);
     PostConstruct(time);
 }
 
+CAnimSourceReader::CAnimSourceReader(const CAnimSourceReader& other)
+: CAnimSourceReaderBase(std::make_unique<CAnimSourceInfo>(other.x54_source), other),
+  x54_source(other.x54_source), x64_steadyStateInfo(other.x64_steadyStateInfo)
+{}
+
 
 }
diff --git a/Runtime/Character/CAnimSourceReader.hpp b/Runtime/Character/CAnimSourceReader.hpp
index 66aaf9be5..49ad52263 100644
--- a/Runtime/Character/CAnimSourceReader.hpp
+++ b/Runtime/Character/CAnimSourceReader.hpp
@@ -39,6 +39,7 @@ public:
 
 class CAnimSourceReaderBase : public IAnimReader
 {
+protected:
     std::unique_ptr<IAnimSourceInfo> x4_sourceInfo;
     CCharAnimTime xc_curTime;
     u32 x14_passedBoolCount = 0;
@@ -56,11 +57,13 @@ class CAnimSourceReaderBase : public IAnimReader
 protected:
     void PostConstruct(const CCharAnimTime& time);
     void UpdatePOIStates();
-
+    CAnimSourceReaderBase(std::unique_ptr<IAnimSourceInfo>&& sourceInfo,
+                          const CAnimSourceReaderBase& other);
 public:
     CAnimSourceReaderBase(std::unique_ptr<IAnimSourceInfo>&& sourceInfo,
                           const CCharAnimTime& time);
 
+
     u32 VGetBoolPOIList(const CCharAnimTime& time, CBoolPOINode* listOut, u32 capacity, u32 iterator, u32) const;
     u32 VGetInt32POIList(const CCharAnimTime& time, CInt32POINode* listOut, u32 capacity, u32 iterator, u32) const;
     u32 VGetParticlePOIList(const CCharAnimTime& time, CParticlePOINode* listOut, u32 capacity, u32 iterator, u32) const;
@@ -77,11 +80,10 @@ public:
 class CAnimSourceReader : public CAnimSourceReaderBase
 {
     TSubAnimTypeToken<CAnimSource> x54_source;
-    CCharAnimTime x64_duration;
-    zeus::CVector3f x6c_curRootOffset;
-    bool x78_ = false;
+    CSteadyStateAnimInfo x64_steadyStateInfo;
 public:
     CAnimSourceReader(const TSubAnimTypeToken<CAnimSource>& source, const CCharAnimTime& time);
+    CAnimSourceReader(const CAnimSourceReader& other);
 
     SAdvancementResults VGetAdvancementResults(const CCharAnimTime& a, const CCharAnimTime& b) const;
     bool VSupportsReverseView() const {return true;}
@@ -92,7 +94,7 @@ public:
     void VGetSegStatementSet(const CSegIdList& list, CSegStatementSet& setOut, const CCharAnimTime& time) const;
     SAdvancementResults VAdvanceView(const CCharAnimTime& a);
     CCharAnimTime VGetTimeRemaining() const;
-    void VGetSteadyStateAnimInfo() const;
+    CSteadyStateAnimInfo VGetSteadyStateAnimInfo() const;
     bool VHasOffset(const CSegId& seg) const;
     zeus::CVector3f VGetOffset(const CSegId& seg) const;
     zeus::CVector3f VGetOffset(const CSegId& seg, const CCharAnimTime& time) const;
diff --git a/Runtime/Character/CAnimationSet.hpp b/Runtime/Character/CAnimationSet.hpp
index 11ae6aa72..45a9e681b 100644
--- a/Runtime/Character/CAnimationSet.hpp
+++ b/Runtime/Character/CAnimationSet.hpp
@@ -5,24 +5,11 @@
 #include "CAnimation.hpp"
 #include "CTransition.hpp"
 #include "CHalfTransition.hpp"
+#include "CAdditiveAnimPlayback.hpp"
 
 namespace urde
 {
 
-class CAdditiveAnimationInfo
-{
-    float x0_a = 0.f;
-    float x4_b = 0.f;
-public:
-    void read(CInputStream& in)
-    {
-        x0_a = in.readFloatBig();
-        x4_b = in.readFloatBig();
-    }
-    CAdditiveAnimationInfo() = default;
-    CAdditiveAnimationInfo(CInputStream& in) {read(in);}
-};
-
 class CAnimationSet
 {
     u16 x0_tableCount;
diff --git a/Runtime/Character/CCharLayoutInfo.cpp b/Runtime/Character/CCharLayoutInfo.cpp
index f7b60b5d1..38bcc611e 100644
--- a/Runtime/Character/CCharLayoutInfo.cpp
+++ b/Runtime/Character/CCharLayoutInfo.cpp
@@ -6,13 +6,12 @@ namespace urde
 
 zeus::CVector3f CCharLayoutInfo::GetFromParentUnrotated(const CSegId& id) const
 {
-    const CCharLayoutNode::Bone& bone = x0_node->GetBone(id);
-    const CSegId& prev = x0_node->GetPrevBone(bone.x0_parentId);
-    if (prev == 0xff)
+    const CCharLayoutNode::Bone& bone = x0_node->GetBoneMap()[id];
+    if (!x0_node->GetBoneMap().HasElement(bone.x0_parentId))
         return bone.x4_origin;
     else
     {
-        const CCharLayoutNode::Bone& pBone = x0_node->GetBone(bone.x0_parentId);
+        const CCharLayoutNode::Bone& pBone = x0_node->GetBoneMap()[bone.x0_parentId];
         return bone.x4_origin - pBone.x4_origin;
     }
 }
@@ -34,11 +33,8 @@ CCharLayoutNode::CCharLayoutNode(CInputStream& in)
     for (u32 i=0 ; i<count ; ++i)
     {
         u32 thisId = in.readUint32Big();
-        Bone& bone = x6c_bones[thisId];
+        Bone& bone = x0_boneMap[thisId];
         bone.read(in);
-        x8_prevBones[thisId] = x1_curPrevBone;
-        x1_curPrevBone = thisId;
-        ++x0_boneCount;
     }
 }
 
diff --git a/Runtime/Character/CCharLayoutInfo.hpp b/Runtime/Character/CCharLayoutInfo.hpp
index 12fba7593..a97c8d53e 100644
--- a/Runtime/Character/CCharLayoutInfo.hpp
+++ b/Runtime/Character/CCharLayoutInfo.hpp
@@ -5,6 +5,7 @@
 #include "IOStreams.hpp"
 #include "CSegIdList.hpp"
 #include "CSegId.hpp"
+#include "TSegIdMap.hpp"
 
 namespace urde
 {
@@ -20,15 +21,10 @@ public:
         void read(CInputStream& in);
     };
 private:
-    CSegId x0_boneCount = 0;
-    CSegId x1_curPrevBone = 0;
-    CSegId x8_prevBones[100];
-    Bone x6c_bones[100];
+    TSegIdMap<Bone> x0_boneMap;
 public:
     CCharLayoutNode(CInputStream& in);
-
-    const Bone& GetBone(const CSegId& id) const {return x6c_bones[id];}
-    const CSegId& GetPrevBone(const CSegId& id) const {return x8_prevBones[id];}
+    const TSegIdMap<Bone>& GetBoneMap() const {return x0_boneMap;}
 };
 
 class CCharLayoutInfo
diff --git a/Runtime/Character/CCharacterFactory.cpp b/Runtime/Character/CCharacterFactory.cpp
index 94fd08de0..1204536d9 100644
--- a/Runtime/Character/CCharacterFactory.cpp
+++ b/Runtime/Character/CCharacterFactory.cpp
@@ -8,6 +8,7 @@
 #include "CRandom16.hpp"
 #include "CPrimitive.hpp"
 #include "CAnimData.hpp"
+#include "CAdditiveAnimPlayback.hpp"
 #include "GameGlobalObjects.hpp"
 #include "Graphics/CSkinnedModel.hpp"
 
diff --git a/Runtime/Character/CHierarchyPoseBuilder.cpp b/Runtime/Character/CHierarchyPoseBuilder.cpp
index 4a40884a9..942771b4a 100644
--- a/Runtime/Character/CHierarchyPoseBuilder.cpp
+++ b/Runtime/Character/CHierarchyPoseBuilder.cpp
@@ -8,30 +8,26 @@ namespace urde
 void CHierarchyPoseBuilder::BuildIntoHierarchy(const CCharLayoutInfo& layout,
                                                const CSegId& boneId, const CSegId& nullId)
 {
-    const CSegId& idA = x8_prevBones[boneId];
-    if (idA == 0xff)
+    if (!x0_treeMap.HasElement(boneId))
     {
-        const CCharLayoutNode::Bone& bone = layout.GetRootNode()->GetBone(boneId);
+        const CCharLayoutNode::Bone& bone = layout.GetRootNode()->GetBoneMap()[boneId];
         if (bone.x0_parentId == nullId)
         {
             xcec_rootId = boneId;
             xcf0_hasRoot = true;
             zeus::CVector3f origin = layout.GetFromParentUnrotated(boneId);
-            x6c_nodes[boneId] = CTreeNode(origin);
+            x0_treeMap[boneId] = CTreeNode(origin);
         }
         else
         {
             BuildIntoHierarchy(layout, bone.x0_parentId, nullId);
             zeus::CVector3f origin = layout.GetFromParentUnrotated(boneId);
-            CTreeNode& pNode = x6c_nodes[bone.x0_parentId];
+            CTreeNode& pNode = x0_treeMap[bone.x0_parentId];
             CTreeNode node(origin);
             node.x1_sibling = pNode.x0_child;
             pNode.x0_child = boneId;
-            x6c_nodes[boneId] = node;
+            x0_treeMap[boneId] = node;
         }
-        x8_prevBones[boneId] = x1_curPrevBone;
-        x1_curPrevBone = boneId;
-        ++x0_boneCount;
     }
 }
 
@@ -47,7 +43,7 @@ void CHierarchyPoseBuilder::RecursivelyBuildNoScale(const CSegId& boneId, const
     CSegId curBone = node.x0_child;
     while (curBone != 0)
     {
-        const CTreeNode& node = x6c_nodes[curBone];
+        const CTreeNode& node = x0_treeMap[curBone];
         RecursivelyBuild(curBone, node, pose, quat, xf, xfOffset);
         curBone = node.x1_sibling;
     }
@@ -77,7 +73,7 @@ void CHierarchyPoseBuilder::RecursivelyBuild(const CSegId& boneId, const CTreeNo
     CSegId curBone = node.x0_child;
     while (curBone != 0)
     {
-        const CTreeNode& node = x6c_nodes[curBone];
+        const CTreeNode& node = x0_treeMap[curBone];
         RecursivelyBuild(curBone, node, pose, quat, quat, xfOffset);
         curBone = node.x1_sibling;
     }
@@ -106,7 +102,7 @@ void CHierarchyPoseBuilder::BuildTransform(const CSegId& boneId, zeus::CTransfor
         while (curId != 2)
         {
             buildIDs[idCount++] = curId;
-            curId = layoutInfo.GetRootNode()->GetBone(curId).x0_parentId;
+            curId = layoutInfo.GetRootNode()->GetBoneMap()[curId].x0_parentId;
         }
     }
 
@@ -116,7 +112,7 @@ void CHierarchyPoseBuilder::BuildTransform(const CSegId& boneId, zeus::CTransfor
     for (CSegId* id=&buildIDs[idCount] ; id != buildIDs ; --id)
     {
         CSegId& thisId = id[-1];
-        const CTreeNode& node = x6c_nodes[thisId];
+        const CTreeNode& node = x0_treeMap[thisId];
         accumRot *= node.x4_rotation;
         accumPos += accumXF * node.x14_offset;
         if (scale == 1.f)
@@ -132,7 +128,7 @@ void CHierarchyPoseBuilder::BuildTransform(const CSegId& boneId, zeus::CTransfor
 void CHierarchyPoseBuilder::BuildNoScale(CPoseAsTransforms& pose)
 {
     pose.Clear();
-    const CTreeNode& node = x6c_nodes[xcec_rootId];
+    const CTreeNode& node = x0_treeMap[xcec_rootId];
     zeus::CQuaternion quat;
     zeus::CMatrix3f mtx;
     zeus::CVector3f vec;
diff --git a/Runtime/Character/CHierarchyPoseBuilder.hpp b/Runtime/Character/CHierarchyPoseBuilder.hpp
index 6d82c9fb9..ffffb3aab 100644
--- a/Runtime/Character/CHierarchyPoseBuilder.hpp
+++ b/Runtime/Character/CHierarchyPoseBuilder.hpp
@@ -2,6 +2,7 @@
 #define __URDE_CHIERARCHYPOSEBUILDER_HPP__
 
 #include "CSegId.hpp"
+#include "TSegIdMap.hpp"
 #include "zeus/CQuaternion.hpp"
 #include "CLayoutDescription.hpp"
 
@@ -13,10 +14,6 @@ class CPoseAsTransforms;
 
 class CHierarchyPoseBuilder
 {
-    CSegId x0_boneCount = 0;
-    CSegId x1_curPrevBone = 0;
-    CSegId x8_prevBones[100];
-
     struct CTreeNode
     {
         CSegId x0_child = 0;
@@ -26,7 +23,8 @@ class CHierarchyPoseBuilder
         CTreeNode() = default;
         CTreeNode(const zeus::CVector3f& offset) : x14_offset(offset) {}
     };
-    CTreeNode x6c_nodes[100];
+    TSegIdMap<CTreeNode> x0_treeMap;
+
     CSegId xcec_rootId;
     bool xcf0_hasRoot = false;
     CLayoutDescription xcf4_layoutDesc;
diff --git a/Runtime/Character/CMakeLists.txt b/Runtime/Character/CMakeLists.txt
index 6e1bb566b..985ac2ce4 100644
--- a/Runtime/Character/CMakeLists.txt
+++ b/Runtime/Character/CMakeLists.txt
@@ -71,6 +71,8 @@ add_library(RuntimeCommonCharacter
             CAnimSource.hpp CAnimSource.cpp
             CAllFormatsAnimSource.hpp CAllFormatsAnimSource.cpp
             CSegStatementSet.hpp CSegStatementSet.cpp
+            CAnimPerSegmentData.hpp
+            CAdditiveAnimPlayback.hpp CAdditiveAnimPlayback.cpp
             CActorLights.hpp CActorLights.cpp
             CAnimSysContext.hpp
             CBodyState.hpp)
diff --git a/Runtime/Character/CModelData.cpp b/Runtime/Character/CModelData.cpp
index 1f7622233..e92205e76 100644
--- a/Runtime/Character/CModelData.cpp
+++ b/Runtime/Character/CModelData.cpp
@@ -12,6 +12,7 @@
 #include "GameGlobalObjects.hpp"
 #include "CAssetFactory.hpp"
 #include "CCharacterFactory.hpp"
+#include "CAdditiveAnimPlayback.hpp"
 
 namespace urde
 {
diff --git a/Runtime/Character/CSegStatementSet.cpp b/Runtime/Character/CSegStatementSet.cpp
index e69de29bb..36762903b 100644
--- a/Runtime/Character/CSegStatementSet.cpp
+++ b/Runtime/Character/CSegStatementSet.cpp
@@ -0,0 +1,23 @@
+#include "CSegStatementSet.hpp"
+#include "CSegIdList.hpp"
+#include "CCharLayoutInfo.hpp"
+
+namespace urde
+{
+
+void CSegStatementSet::Add(const CSegIdList& list, const CCharLayoutInfo& layout,
+                           const CSegStatementSet& other, float weight)
+{
+    for (const CSegId& id : list.GetList())
+    {
+        x4_segData[id].x0_rotation *= zeus::CQuaternion::slerp(zeus::CQuaternion::skNoRotation,
+                                                               other.x4_segData[id].x0_rotation, weight);
+        if (other.x4_segData[id].x1c_hasOffset && x4_segData[id].x1c_hasOffset)
+        {
+            zeus::CVector3f off = other.x4_segData[id].x10_offset - layout.GetFromParentUnrotated(id);
+            x4_segData[id].x10_offset += off * weight;
+        }
+    }
+}
+
+}
diff --git a/Runtime/Character/CSegStatementSet.hpp b/Runtime/Character/CSegStatementSet.hpp
index c4aed3a47..7c45571ff 100644
--- a/Runtime/Character/CSegStatementSet.hpp
+++ b/Runtime/Character/CSegStatementSet.hpp
@@ -1,11 +1,21 @@
 #ifndef __URDE_CSEGSTATEMENTSET_HPP__
 #define __URDE_CSEGSTATEMENTSET_HPP__
 
+#include "CAnimPerSegmentData.hpp"
+
 namespace urde
 {
+class CSegIdList;
+class CCharLayoutInfo;
 
 class CSegStatementSet
 {
+public:
+    /* Used to be a pointer to arbitrary subclass-provided storage,
+     * now it's a self-stored array */
+    CAnimPerSegmentData x4_segData[100];
+    void Add(const CSegIdList& list, const CCharLayoutInfo& layout,
+             const CSegStatementSet& other, float weight);
 };
 
 }
diff --git a/Runtime/Character/IAnimReader.hpp b/Runtime/Character/IAnimReader.hpp
index 555f3d03e..be8d3138d 100644
--- a/Runtime/Character/IAnimReader.hpp
+++ b/Runtime/Character/IAnimReader.hpp
@@ -29,6 +29,13 @@ struct SAdvancementResults
     SAdvancementDeltas x8_deltas;
 };
 
+struct CSteadyStateAnimInfo
+{
+    CCharAnimTime x64_duration;
+    zeus::CVector3f x6c_curRootOffset;
+    bool x78_ = false;
+};
+
 class IAnimReader
 {
 public:
@@ -36,7 +43,7 @@ public:
     virtual bool IsCAnimTreeNode() const {return false;}
     virtual SAdvancementResults VAdvanceView(const CCharAnimTime& a)=0;
     virtual CCharAnimTime VGetTimeRemaining() const=0;
-    virtual void VGetSteadyStateAnimInfo() const=0;
+    virtual CSteadyStateAnimInfo VGetSteadyStateAnimInfo() const=0;
     virtual bool VHasOffset(const CSegId& seg) const=0;
     virtual zeus::CVector3f VGetOffset(const CSegId& seg) const=0;
     virtual zeus::CQuaternion VGetRotation(const CSegId& seg) const=0;
diff --git a/Runtime/Character/TSegIdMap.hpp b/Runtime/Character/TSegIdMap.hpp
index 3c415337a..d85006a56 100644
--- a/Runtime/Character/TSegIdMap.hpp
+++ b/Runtime/Character/TSegIdMap.hpp
@@ -10,9 +10,46 @@ namespace urde
 template <class T>
 class TSegIdMap
 {
-    std::map<CSegId, T> x0_map;
+    CSegId x0_boneCount = 0;
+    CSegId x1_curPrevBone = 0;
+    u32 x4_capacity = 100;
+    CSegId x8_prevBones[100];
+    T x6c_bones[100];
 public:
-    const T& AccessElement(const CSegId& id) const {return x0_map[id];}
+    T& operator[](const CSegId& id) {return SetElement(id);}
+    const T& operator[](const CSegId& id) const {return x6c_bones[id];}
+    T& SetElement(const CSegId& id, T&& obj)
+    {
+        x6c_bones[id] = std::move(obj);
+        if (x8_prevBones[id] == 0xff)
+        {
+            x8_prevBones[id] = x1_curPrevBone;
+            x1_curPrevBone = id;
+            ++x0_boneCount;
+        }
+        return x6c_bones[id];
+    }
+    T& SetElement(const CSegId& id)
+    {
+        if (x8_prevBones[id] == 0xff)
+        {
+            x8_prevBones[id] = x1_curPrevBone;
+            x1_curPrevBone = id;
+            ++x0_boneCount;
+        }
+        return x6c_bones[id];
+    }
+    void DelElement(const CSegId& id)
+    {
+        if (x8_prevBones[id] != 0xff)
+        {
+            if (id == x1_curPrevBone)
+                x1_curPrevBone = x8_prevBones[id];
+            x8_prevBones[id] = 0xff;
+            --x0_boneCount;
+        }
+    }
+    bool HasElement(const CSegId& id) const {return x8_prevBones[id] != 0xff;}
 };
 
 }
diff --git a/Runtime/MP1/MP1.hpp b/Runtime/MP1/MP1.hpp
index f8575e9a3..eb0c829e4 100644
--- a/Runtime/MP1/MP1.hpp
+++ b/Runtime/MP1/MP1.hpp
@@ -161,7 +161,7 @@ public:
         bool finished = false;
         m_inputGenerator.Update(1.0 / 60.0, m_archQueue);
 
-        while(m_archQueue)
+        while (m_archQueue)
         {
             CArchitectureMessage msg = m_archQueue.Pop();
             if (msg.GetTarget() == EArchMsgTarget::ArchitectureSupport)
diff --git a/specter b/specter
index e40a836ea..36cd3fbf9 160000
--- a/specter
+++ b/specter
@@ -1 +1 @@
-Subproject commit e40a836ea15a2a2c06a2a8c8ba511db23d4395de
+Subproject commit 36cd3fbf9dafdd9c83268593dfcd905edea32a9a