Tells the game what direction the wrestler is colliding against. Works in all areas. There's probably more (top and bottom) but these are the basics:
Players 1-4
8015AF48
8015B2A0
8015B5F8
8015B950
0000 - Nothing, even if you are standing next to something,
if you are not moving, there is no collision
0004 - Down
0008 - Up
0002 - Left
0001 - Right
0009 - Upper Right
000A - Upper Left
0006 - Lower Left
0005 -Lower Right