diff --git a/DataSpec/DNACommon/OBBTreeBuilder.cpp b/DataSpec/DNACommon/OBBTreeBuilder.cpp
index d684c6b38..a06d22e24 100644
--- a/DataSpec/DNACommon/OBBTreeBuilder.cpp
+++ b/DataSpec/DNACommon/OBBTreeBuilder.cpp
@@ -119,6 +119,10 @@ static FittedOBB FitOBB(const ColMesh& mesh, const std::vector<int>& index)
         cyy += ( 9.0*mui.y*mui.y + p.y*p.y + q.y*q.y + r.y*r.y )*(Ai/12.0);
         cyz += ( 9.0*mui.y*mui.z + p.y*p.z + q.y*q.z + r.y*r.z )*(Ai/12.0);
     }
+
+    if (zeus::close_enough(Am, 0.f))
+        return {};
+
     // divide out the Am fraction from the average position and
     // covariance terms
     mu = mu / Am;
@@ -131,7 +135,7 @@ static FittedOBB FitOBB(const ColMesh& mesh, const std::vector<int>& index)
     // now build the covariance matrix
     C(0,0)=cxx; C(0,1)=cxy; C(0,2)=cxz;
     C(1,0)=cxy; C(1,1)=cyy; C(1,2)=cyz;
-    C(2,0)=cxz; C(1,2)=cyz; C(2,2)=czz;
+    C(2,0)=cxz; C(2,1)=cyz; C(2,2)=czz;
 
     // set the obb parameters from the covariance matrix
     return BuildFromCovarianceMatrix(C, mesh, index);
diff --git a/DataSpec/DNAMP1/ANIM.cpp b/DataSpec/DNAMP1/ANIM.cpp
index bd840ad56..bf0a2f298 100644
--- a/DataSpec/DNAMP1/ANIM.cpp
+++ b/DataSpec/DNAMP1/ANIM.cpp
@@ -649,10 +649,14 @@ ANIM::ANIM(const BlenderAction& act,
         newAnim.chanKeys.emplace_back();
         std::vector<DNAANIM::Value>& rotVals = newAnim.chanKeys.back();
         rotVals.reserve(chan.keys.size());
+        float sign = 0.f;
         for (const BlenderAction::Channel::Key& key : chan.keys)
         {
             zeus::CQuaternion q(key.rotation.val);
             q = rig.restoreRotation(newChan.id, q);
+            if (sign == 0.f)
+                sign = q.w < 0.f ? -1.f : 1.f;
+            q *= sign;
             rotVals.emplace_back(q.w, q.x, q.y, q.z);
         }
 
diff --git a/Runtime/Graphics/CBooRenderer.cpp b/Runtime/Graphics/CBooRenderer.cpp
index 3a8b5b777..eecff006c 100644
--- a/Runtime/Graphics/CBooRenderer.cpp
+++ b/Runtime/Graphics/CBooRenderer.cpp
@@ -59,9 +59,9 @@ void Buckets::Sort()
     if (sPlaneObjectBucket->size())
     {
         std::sort(sPlaneObjectBucket->begin(), sPlaneObjectBucket->end(),
-        [](u16 a, u16 b) -> bool
+        [](u16 a, u16 b)
         {
-            return (*sPlaneObjectData)[a].GetDistance() >= (*sPlaneObjectData)[b].GetDistance();
+            return (*sPlaneObjectData)[a].GetDistance() > (*sPlaneObjectData)[b].GetDistance();
         });
         precision = 50 / u32(sPlaneObjectBucket->size() + 1);
         pitch = 1.f / (delta / float(precision - 2));
@@ -128,8 +128,10 @@ void Buckets::Sort()
         if (bucket.size())
         {
             std::sort(bucket.begin(), bucket.end(),
-            [](CDrawable* a, CDrawable* b) -> bool
+            [](CDrawable* a, CDrawable* b)
             {
+                if (a->GetDistance() == b->GetDistance())
+                    return a->GetExtraSort() > b->GetExtraSort();
                 return a->GetDistance() > b->GetDistance();
             });
         }
@@ -747,7 +749,8 @@ void CBooRenderer::AddWorldSurfaces(CBooModel& model)
         zeus::CAABox aabb = surf->GetBounds();
         zeus::CVector3f pt = aabb.closestPointAlongVector(xb0_viewPlane.vec);
         Buckets::Insert(pt, aabb, EDrawableType::WorldSurface, surf, xb0_viewPlane,
-                        mat.heclIr.m_blendDst != boo::BlendFactor::Zero);
+                        mat.heclIr.m_blendSrc == boo::BlendFactor::SrcAlpha &&
+                        mat.heclIr.m_blendDst == boo::BlendFactor::InvSrcAlpha);
         surf = surf->m_next;
     }
 }
diff --git a/Runtime/World/CScriptSpawnPoint.cpp b/Runtime/World/CScriptSpawnPoint.cpp
index f67d66b12..fe140d457 100644
--- a/Runtime/World/CScriptSpawnPoint.cpp
+++ b/Runtime/World/CScriptSpawnPoint.cpp
@@ -15,6 +15,7 @@ CScriptSpawnPoint::CScriptSpawnPoint(TUniqueId uid, std::string_view name, const
 {
     x64_itemCounts[int(CPlayerState::EItemType::ThermalVisor)] = 1;
     x64_itemCounts[int(CPlayerState::EItemType::XRayVisor)] = 1;
+    x64_itemCounts[int(CPlayerState::EItemType::GrappleBeam)] = 1;
     x10c_24_firstSpawn = defaultSpawn;
     x10c_25_morphed = morphed;
 }
diff --git a/hecl b/hecl
index d6e7abc61..a2d6ffa1d 160000
--- a/hecl
+++ b/hecl
@@ -1 +1 @@
-Subproject commit d6e7abc61fb51a665bf954db03798c23e1ae5f57
+Subproject commit a2d6ffa1dcea67585381a6993cdc1e083024877a