diff --git a/src/libsm64.c b/src/libsm64.c
index a64d921..cb2f372 100644
--- a/src/libsm64.c
+++ b/src/libsm64.c
@@ -430,6 +430,20 @@ SM64_LIB_FN void sm64_set_mario_forward_velocity(int32_t marioId, float vel)
     gMarioState->forwardVel = vel;
 }
 
+SM64_LIB_FN void sm64_set_mario_invincibility(int32_t marioId, int16_t timer)
+{
+    if( marioId >= s_mario_instance_pool.size || s_mario_instance_pool.objects[marioId] == NULL )
+    {
+        DEBUG_PRINT("Tried to use non-existant Mario with ID: %d", marioId);
+        return;
+    }
+
+    struct GlobalState *globalState = ((struct MarioInstance *)s_mario_instance_pool.objects[ marioId ])->globalState;
+    global_state_bind( globalState );
+
+    gMarioState->invincTimer = timer;
+}
+
 SM64_LIB_FN void sm64_set_mario_water_level(int32_t marioId, signed int level)
 {
     if( marioId >= s_mario_instance_pool.size || s_mario_instance_pool.objects[marioId] == NULL )
@@ -458,6 +472,22 @@ SM64_LIB_FN void sm64_set_mario_gas_level(int32_t marioId, signed int level)
     gMarioState->gasLevel = level;
 }
 
+SM64_LIB_FN void sm64_set_mario_health(int32_t marioId, uint16_t health)
+{
+    if( marioId >= s_mario_instance_pool.size || s_mario_instance_pool.objects[marioId] == NULL )
+    {
+        DEBUG_PRINT("Tried to use non-existant Mario with ID: %d", marioId);
+        return;
+    }
+
+    struct GlobalState *globalState = ((struct MarioInstance *)s_mario_instance_pool.objects[ marioId ])->globalState;
+    global_state_bind( globalState );
+
+    gMarioState->health = health;
+    gMarioState->hurtCounter = 0;
+    gMarioState->healCounter = 0;
+}
+
 SM64_LIB_FN void sm64_mario_take_damage(int32_t marioId, uint32_t damage, uint32_t subtype, float x, float y, float z)
 {
     if( marioId >= s_mario_instance_pool.size || s_mario_instance_pool.objects[marioId] == NULL )
@@ -553,6 +583,20 @@ SM64_LIB_FN void sm64_mario_interact_cap(int32_t marioId, uint32_t capFlag, uint
     }
 }
 
+SM64_LIB_FN void sm64_mario_extend_cap(int32_t marioId, uint16_t capTime)
+{
+    if( marioId >= s_mario_instance_pool.size || s_mario_instance_pool.objects[marioId] == NULL )
+    {
+        DEBUG_PRINT("Tried to use non-existant Mario with ID: %d", marioId);
+        return;
+    }
+
+    struct GlobalState *globalState = ((struct MarioInstance *)s_mario_instance_pool.objects[ marioId ])->globalState;
+    global_state_bind( globalState );
+
+    gMarioState->capTimer += capTime;
+}
+
 SM64_LIB_FN bool sm64_mario_attack(int32_t marioId, float x, float y, float z, float hitboxHeight)
 {
     if( marioId >= s_mario_instance_pool.size || s_mario_instance_pool.objects[marioId] == NULL )
diff --git a/src/libsm64.h b/src/libsm64.h
index 889a4bf..31f231f 100644
--- a/src/libsm64.h
+++ b/src/libsm64.h
@@ -160,12 +160,15 @@ extern SM64_LIB_FN void sm64_set_mario_angle(int32_t marioId, float x, float y,
 extern SM64_LIB_FN void sm64_set_mario_faceangle(int32_t marioId, float y);
 extern SM64_LIB_FN void sm64_set_mario_velocity(int32_t marioId, float x, float y, float z);
 extern SM64_LIB_FN void sm64_set_mario_forward_velocity(int32_t marioId, float vel);
+extern SM64_LIB_FN void sm64_set_mario_invincibility(int32_t marioId, int16_t timer);
 extern SM64_LIB_FN void sm64_set_mario_water_level(int32_t marioId, signed int level);
 extern SM64_LIB_FN void sm64_set_mario_gas_level(int32_t marioId, signed int level);
+extern SM64_LIB_FN void sm64_set_mario_health(int32_t marioId, uint16_t health);
 extern SM64_LIB_FN void sm64_mario_take_damage(int32_t marioId, uint32_t damage, uint32_t subtype, float x, float y, float z);
 extern SM64_LIB_FN void sm64_mario_heal(int32_t marioId, uint8_t healCounter);
 extern SM64_LIB_FN void sm64_mario_kill(int32_t marioId);
 extern SM64_LIB_FN void sm64_mario_interact_cap(int32_t marioId, uint32_t capFlag, uint16_t capTime, uint8_t playMusic);
+extern SM64_LIB_FN void sm64_mario_extend_cap(int32_t marioId, uint16_t capTime);
 extern SM64_LIB_FN bool sm64_mario_attack(int32_t marioId, float x, float y, float z, float hitboxHeight);
 
 extern SM64_LIB_FN uint32_t sm64_surface_object_create( const struct SM64SurfaceObject *surfaceObject );