diff --git a/asm/MetroidPrime/Tweaks/CTweakGame.s b/asm/MetroidPrime/Tweaks/CTweakGame.s
index c4f9e191..2b9e02d4 100644
--- a/asm/MetroidPrime/Tweaks/CTweakGame.s
+++ b/asm/MetroidPrime/Tweaks/CTweakGame.s
@@ -2,8 +2,8 @@
 
 .section .data
 .balign 8
-.global lbl_803D9CD0
-lbl_803D9CD0:
+.global __vt__10CTweakGame
+__vt__10CTweakGame:
 	# ROM: 0x3D6CD0
 	.4byte 0
 	.4byte 0
@@ -24,9 +24,9 @@ __ct__10CTweakGameFR12CInputStream:
 /* 80037200 00034160  7C 9F 23 78 */	mr r31, r4
 /* 80037204 00034164  93 C1 00 18 */	stw r30, 0x18(r1)
 /* 80037208 00034168  7C 7E 1B 78 */	mr r30, r3
-/* 8003720C 0003416C  3C 60 80 3E */	lis r3, lbl_803D9CD0@ha
+/* 8003720C 0003416C  3C 60 80 3E */	lis r3, __vt__10CTweakGame@ha
 /* 80037210 00034170  90 1E 00 00 */	stw r0, 0(r30)
-/* 80037214 00034174  38 03 9C D0 */	addi r0, r3, lbl_803D9CD0@l
+/* 80037214 00034174  38 03 9C D0 */	addi r0, r3, __vt__10CTweakGame@l
 /* 80037218 00034178  38 7E 00 04 */	addi r3, r30, 4
 /* 8003721C 0003417C  90 1E 00 00 */	stw r0, 0(r30)
 /* 80037220 00034180  48 30 70 D9 */	bl "__ct__Q24rstl66basic_string<c,Q24rstl14char_traits<c>,Q24rstl17rmemory_allocator>FR12CInputStreamRCQ24rstl17rmemory_allocator"
@@ -114,9 +114,9 @@ __dt__10CTweakGameFv:
 /* 8003735C 000342BC  93 C1 00 08 */	stw r30, 8(r1)
 /* 80037360 000342C0  7C 7E 1B 79 */	or. r30, r3, r3
 /* 80037364 000342C4  41 82 00 54 */	beq lbl_800373B8
-/* 80037368 000342C8  3C 60 80 3E */	lis r3, lbl_803D9CD0@ha
+/* 80037368 000342C8  3C 60 80 3E */	lis r3, __vt__10CTweakGame@ha
 /* 8003736C 000342CC  34 1E 00 14 */	addic. r0, r30, 0x14
-/* 80037370 000342D0  38 03 9C D0 */	addi r0, r3, lbl_803D9CD0@l
+/* 80037370 000342D0  38 03 9C D0 */	addi r0, r3, __vt__10CTweakGame@l
 /* 80037374 000342D4  90 1E 00 00 */	stw r0, 0(r30)
 /* 80037378 000342D8  41 82 00 0C */	beq lbl_80037384
 /* 8003737C 000342DC  38 7E 00 14 */	addi r3, r30, 0x14
diff --git a/configure.py b/configure.py
index 964be856..91327f2e 100755
--- a/configure.py
+++ b/configure.py
@@ -57,7 +57,7 @@ LIBS = [
             "MetroidPrime/Factories/CAssetFactory",
             "MetroidPrime/Tweaks/CTweakPlayer",
             "MetroidPrime/Tweaks/CTweaks",
-            "MetroidPrime/Tweaks/CTweakGame",
+            ["MetroidPrime/Tweaks/CTweakGame", True],
             "MetroidPrime/CGameProjectile",
             "MetroidPrime/Player/CPlayerGun",
             "MetroidPrime/CStateManager",
diff --git a/include/MetroidPrime/Tweaks/CTweakGame.hpp b/include/MetroidPrime/Tweaks/CTweakGame.hpp
index f2fc498b..60286d4b 100644
--- a/include/MetroidPrime/Tweaks/CTweakGame.hpp
+++ b/include/MetroidPrime/Tweaks/CTweakGame.hpp
@@ -5,10 +5,15 @@
 
 #include "MetroidPrime/Tweaks/ITweakObject.hpp"
 
+#include "Kyoto/TOneStatic.hpp"
+
 #include "rstl/string.hpp"
 
-class CTweakGame : public ITweakObject {
+class CTweakGame;
+
+class CTweakGame : public ITweakObject, public TOneStatic< CTweakGame > {
 public:
+  CTweakGame(CInputStream&);
   ~CTweakGame() override;
 
   const rstl::string& GetWorldPrefix() { return x4_worldPrefix; }
diff --git a/obj_files.mk b/obj_files.mk
index 0859bea9..ebb5a04d 100644
--- a/obj_files.mk
+++ b/obj_files.mk
@@ -24,7 +24,7 @@ METROIDPRIME :=\
 	$(BUILD_DIR)/asm/MetroidPrime/Factories/CAssetFactory.o\
 	$(BUILD_DIR)/asm/MetroidPrime/Tweaks/CTweakPlayer.o\
 	$(BUILD_DIR)/asm/MetroidPrime/Tweaks/CTweaks.o\
-	$(BUILD_DIR)/asm/MetroidPrime/Tweaks/CTweakGame.o\
+	$(BUILD_DIR)/src/MetroidPrime/Tweaks/CTweakGame.o\
 	$(BUILD_DIR)/asm/MetroidPrime/CGameProjectile.o\
 	$(BUILD_DIR)/asm/MetroidPrime/Player/CPlayerGun.o\
 	$(BUILD_DIR)/asm/MetroidPrime/CStateManager.o\
diff --git a/src/MetroidPrime/Tweaks/CTweakGame.cpp b/src/MetroidPrime/Tweaks/CTweakGame.cpp
new file mode 100644
index 00000000..ed8bf2d9
--- /dev/null
+++ b/src/MetroidPrime/Tweaks/CTweakGame.cpp
@@ -0,0 +1,31 @@
+#include "MetroidPrime/Tweaks/CTweakGame.hpp"
+
+#include "Kyoto/Streams/CInputStream.hpp"
+
+CTweakGame::~CTweakGame() {}
+
+CTweakGame::CTweakGame(CInputStream& in)
+: x4_worldPrefix(in)
+, x14_defaultRoom(in)
+, x24_fov(in.ReadFloat())
+, x28_unknown1(in.ReadBool())
+, x29_unknown2(in.ReadBool())
+, x2a_unknown3(in.ReadBool())
+, x2b_splashScreensDisabled(in.ReadBool())
+, x2c_unknown5(in.ReadFloat())
+, x30_pressStartDelay(in.ReadFloat())
+, x34_wavecapIntensityNormal(in.ReadFloat())
+, x38_wavecapIntensityPoison(in.ReadFloat())
+, x3c_wavecapIntensityLava(in.ReadFloat())
+, x40_rippleIntensityNormal(in.ReadFloat())
+, x44_rippleIntensityPoison(in.ReadFloat())
+, x48_rippleIntensityLava(in.ReadFloat())
+, x4c_fluidEnvBumpScale(in.ReadFloat())
+, x50_waterFogDistanceBase(in.ReadFloat())
+, x54_waterFogDistanceRange(in.ReadFloat())
+, x58_gravityWaterFogDistanceBase(in.ReadFloat())
+, x5c_gravityWaterFogDistanceRange(in.ReadFloat())
+, x60_hardmodeDamageMult(in.ReadFloat())
+, x64_hardmodeWeaponMult(in.ReadFloat()) {
+  x2b_splashScreensDisabled = false;
+}