Thwomp

Thwomp is a simple sprite that has different behavior based on object id

object id	pursuit behavior
0x8a	down (classic thwomp)
0x8b	left
0x8c	right
0x8d	up
0x8e	up-left
0x8f	down-left

strange, so far no up-right or down-right. 0x90 on are tilt and spin platforms