diff --git a/src/player_field_effect.c b/src/player_field_effect.c
new file mode 100644
index 0000000000..b0d703e251
--- /dev/null
+++ b/src/player_field_effect.c
@@ -0,0 +1,46 @@
+#include "global.h"
+#include "global.fieldmap.h"
+#include "sprite.h"
+#include "event_object_movement.h"
+#include "bike.h"
+
+static u8 EventObjectCB2_NoMovement2();
+void sub_808C280(struct EventObject *); //struct EventObject *playerEventObj
+bool8 TryInterruptEventObjectSpecialAnim(struct EventObject *, u8);
+void npc_clear_strange_bits(struct EventObject *);
+void DoPlayerAvatarTransition(void);
+bool8 TryDoMetatileBehaviorForcedMovement();
+void MovePlayerAvatarUsingKeypadInput(u8, u16, u16);
+void PlayerAllowForcedMovementIfMovingSameDirection();
+
+void MovementType_Player(struct Sprite *sprite)
+{
+	// ((Sprite->data[0] << 3) + Sprite->data[0]) << 2
+	UpdateEventObjectCurrentMovement(&gEventObjects[sprite->data[0]], sprite, EventObjectCB2_NoMovement2);
+}
+
+static u8 EventObjectCB2_NoMovement2()
+{
+	return 0;
+}
+
+void player_step(u8 direction, u16 newKeys, u16 heldKeys)
+{
+    struct EventObject *playerEventObj = &gEventObjects[gPlayerAvatar.eventObjectId];
+
+    sub_808C280(playerEventObj);
+    if (gPlayerAvatar.preventStep == FALSE)
+    {
+        Bike_TryAcroBikeHistoryUpdate(newKeys, heldKeys);
+        if (TryInterruptEventObjectSpecialAnim(playerEventObj, direction) == 0)
+        {
+            npc_clear_strange_bits(playerEventObj);
+            DoPlayerAvatarTransition();
+            if (TryDoMetatileBehaviorForcedMovement() == 0)
+            {
+                MovePlayerAvatarUsingKeypadInput(direction, newKeys, heldKeys);
+                PlayerAllowForcedMovementIfMovingSameDirection();
+            }
+        }
+    }
+}