diff --git a/include/MetroidPrime/CActorLights.hpp b/include/MetroidPrime/CActorLights.hpp
index 606bfed0..94ec4dc3 100644
--- a/include/MetroidPrime/CActorLights.hpp
+++ b/include/MetroidPrime/CActorLights.hpp
@@ -17,6 +17,8 @@ class CAABox;
 
 class CActorLights {
 public:
+  CActorLights(uint areaUpdateFramePeriod, const CVector3f& actorPosBias, int maxDynamicLights, int maxAreaLights,
+               bool ambientChannelOverflow, bool layer2, bool disableWorldLights, float positionUpdateThreshold);
   ~CActorLights();
 
   void BuildConstantAmbientLighting();
diff --git a/include/MetroidPrime/CAnimRes.hpp b/include/MetroidPrime/CAnimRes.hpp
index 56f2b1dc..51036a75 100644
--- a/include/MetroidPrime/CAnimRes.hpp
+++ b/include/MetroidPrime/CAnimRes.hpp
@@ -15,7 +15,14 @@ private:
   CVector3f x8_scale;
   bool x14_canLoop;
   int x18_defaultAnim;
+
+public:
+  // CAnimRes()
+  // : x4_charIdx(-1), x14_canLoop(false), x8_scale(????), x18_defaultAnim(-1) {}
+
+  CAnimRes(CAssetId ancs, int charIdx, const CVector3f& scale, const int defaultAnim, bool loop)
+  : x0_ancsId(ancs), x4_charIdx(charIdx), x8_scale(scale), x14_canLoop(loop), x18_defaultAnim(defaultAnim) {}
 };
 CHECK_SIZEOF(CAnimRes, 0x1c)
 
-#endif
\ No newline at end of file
+#endif
diff --git a/include/MetroidPrime/CModelData.hpp b/include/MetroidPrime/CModelData.hpp
index ebf9a079..8d33dbf6 100644
--- a/include/MetroidPrime/CModelData.hpp
+++ b/include/MetroidPrime/CModelData.hpp
@@ -17,6 +17,7 @@
 class CAABox;
 class CActorLights;
 class CAnimData;
+class CAnimRes;
 class CFrustumPlanes;
 class CModel;
 class CModelFlags;
@@ -47,7 +48,7 @@ public:
   bool HasNormalModel() const { return x1c_normalModel; }
 
   CModelData();
-  // __ct__10CModelDataFRC8CAnimRes
+  CModelData(const CAnimRes&);
   // __ct__10CModelDataFRC10CStaticRes
   CModelData(const CModelData& other);
   ~CModelData();
diff --git a/include/MetroidPrime/Player/CPlayerGun.hpp b/include/MetroidPrime/Player/CPlayerGun.hpp
index fd0b6ab0..2fe5bef4 100644
--- a/include/MetroidPrime/Player/CPlayerGun.hpp
+++ b/include/MetroidPrime/Player/CPlayerGun.hpp
@@ -4,8 +4,10 @@
 #include "types.h"
 
 #include "MetroidPrime/CActorLights.hpp"
+#include "MetroidPrime/CModelData.hpp"
 #include "MetroidPrime/Player/CFidget.hpp"
 #include "MetroidPrime/Player/CPlayerCameraBob.hpp"
+#include "MetroidPrime/Player/CPlayerState.hpp"
 
 #include "Kyoto/Audio/CSfxHandle.hpp"
 #include "Kyoto/Math/CAABox.hpp"
@@ -16,6 +18,8 @@
 #include "rstl/single_ptr.hpp"
 #include "rstl/vector.hpp"
 
+#include "math.h"
+
 enum EChargeState {
   kCS_Normal,
   kCS_Charged,
@@ -33,6 +37,7 @@ class CPlasmaBeam;
 class CPhazonBeam;
 class CElementGen;
 class CWorldShadow;
+class CGenDescription;
 
 class CPlayerGun {
   static float skTractorBeamFactor;
@@ -85,6 +90,8 @@ public:
     kIS_Four,
   };
 
+  CPlayerGun(TUniqueId);
+
   bool IsCharging() const { return x834_24_charging; }
   float GetChargeBeamFactor() const { return x834_24_charging ? x340_chargeBeamFactor : 0.f; }
 
diff --git a/src/MetroidPrime/Player/CPlayerGun.cpp b/src/MetroidPrime/Player/CPlayerGun.cpp
index 122b4369..9547522a 100644
--- a/src/MetroidPrime/Player/CPlayerGun.cpp
+++ b/src/MetroidPrime/Player/CPlayerGun.cpp
@@ -1 +1,111 @@
 #include "MetroidPrime/Player/CPlayerGun.hpp"
+
+#include "MetroidPrime/CAnimRes.hpp"
+#include "MetroidPrime/Tweaks/CTweakPlayerGun.hpp"
+#include "MetroidPrime/Tweaks/CTweakGunRes.hpp"
+
+CPlayerGun::CPlayerGun(TUniqueId uid)
+: x0_lights(8, CVector3f::Zero(), 4, 4, false, false, false, 0.1)
+, x2ec_lastFireButtonStates(0)
+, x2f0_pressedFireButtonStates(0)
+, x2f4_fireButtonStates(0)
+, x2f8_stateFlags(0x1)
+, x2fc_fidgetAnimBits(0)
+, x300_remainingMissiles(0)
+, x304_(0)
+, x308_bombCount(3)
+, x30c_rapidFireShots(0)
+, x310_currentBeam(CPlayerState::kBI_Power)
+, x314_nextBeam(CPlayerState::kBI_Power)
+, x318_comboAmmoIdx(0)
+, x31c_missileMode(kMM_Inactive)
+, x320_currentAuxBeam(CPlayerState::kBI_Power)
+, x324_idleState(kIS_Four)
+, x328_animSfxPitch(0.f)
+, x32c_chargePhase(kCP_NotCharging)
+, x330_chargeState(kCS_Normal)
+, x334_(0)
+, x338_nextState(kNS_StatusQuo)
+, x33c_phazonBeamState(kKBS_Inactive)
+, x340_chargeBeamFactor(0.f)
+, x344_comboXferTimer(0.f)
+, x348_chargeCooldownTimer(0.f)
+, x34c_shakeX(0.f)
+, x350_shakeZ(0.f)
+, x35c_bombTime(0.f)
+, x360_(0.f)
+, x364_gunStrikeCoolTimer(0.f)
+, x368_idleWanderDelayTimer(0.f)
+, x36c_(1.f)
+, x370_gunMotionSpeedMult(1.f)
+, x374_(0.f)
+, x378_shotSmokeStartTimer(0.f)
+, x37c_rapidFireShotsDecayTimer(0.f)
+, x380_shotSmokeTimer(0.f)
+, x384_gunStrikeDelayTimer(0.f)
+, x388_enterFreeLookDelayTimer(0.f)
+, x38c_muzzleEffectVisTimer(0.f)
+, x390_cooldown(0.f)
+, x394_damageTimer(0.f)
+, x398_damageAmt(0.f)
+, x39c_phazonMorphT(0.f)
+, x3a0_missileExitTimer(0.f)
+, x3dc_damageLocation(0.f, 0.f, 0.f)
+, x3e8_xf(CTransform4f::Identity())
+, x418_beamLocalXf(CTransform4f::Identity())
+, x448_elbowWorldXf(CTransform4f::Identity())
+, x478_assistAimXf(CTransform4f::Identity())
+, x4a8_gunWorldXf(CTransform4f::Identity())
+, x4d8_gunLocalXf(CTransform4f::Identity())
+, x508_elbowLocalXf(CTransform4f::Identity())
+, x538_playerId(uid)
+, x53a_powerBomb(kInvalidUniqueId)
+, x53c_lightId(kInvalidUniqueId)
+, x550_camBob(CPlayerCameraBob::kCBT_One, CPlayerCameraBob::GetCameraBobExtent(),
+              CPlayerCameraBob::GetCameraBobPeriod())
+, x658_(1)
+, x65c_(0.f)
+, x660_(0.f)
+, x664_(0.f)
+, x678_morph(gpTweakPlayerGun->GetGunTransformTime(), gpTweakPlayerGun->GetHoloHoldTime())
+, x6c8_hologramClipCube(CVector3f(-0.29329199f, 0.f, -0.2481945f),
+                        CVector3f(0.29329199f, 1.292392f, 0.2481945f))
+, x6e0_rightHandModel(CAnimRes(gpTweakGunRes->xc_rightHand, 0, CVector3f(3.f, 3.f, 3.f), 0, true))
+,  x72c_currentBeam(nullptr)
+,  x730_outgoingBeam(nullptr)
+,  x734_loadingBeam(nullptr)
+,  x738_nextBeam(nullptr)
+, x830_chargeRumbleHandle(-1)
+, x832_24_coolingCharge(false)
+, x832_25_chargeEffectVisible(false)
+, x832_26_comboFiring(false)
+, x832_27_chargeAnimStarted(false)
+, x832_28_readyForShot(false)
+, x832_29_lockedOn(false)
+, x832_30_requestReturnToDefault(false)
+, x832_31_inRestPose(true)
+, x833_24_notFidgeting(true)
+, x833_25_(false)
+, x833_26_(false)
+, x833_27_(false)
+, x833_28_phazonBeamActive(false)
+, x833_29_pointBlankWorldSurface(false)
+, x833_30_canShowAuxMuzzleEffect(true)
+, x833_31_inFreeLook(false)
+, x834_24_charging(false)
+, x834_25_gunMotionFidgeting(false)
+, x834_26_animPlaying(false)
+, x834_27_underwater(false)
+, x834_28_requestImmediateRecharge(false)
+, x834_29_frozen(false)
+, x834_30_inBigStrike(false)
+, x834_31_gunMotionInFidgetBasePosition(false)
+, x835_24_canFirePhazon(false)
+, x835_25_inPhazonBeam(false)
+, x835_26_phazonBeamMorphing(false)
+, x835_27_intoPhazonBeam(false)
+, x835_28_bombReady(false)
+, x835_29_powerBombReady(false)
+// , x835_30_inPhazonPool(false)
+// , x835_31_actorAttached(false)
+{}