> - Insert coin(s) > - Hold UP+LEFT > - Press Start > - The main (walking) sprite appears at the bottom-right corner. > > Other combinations: > > UP+RIGHT --> Sprite at the Bottom-Left > DOWN+LEFT --> Sprite at the Upper-Right > DOWN+RIGHT --> Sprite at the Upper-Left > > This happens only in the main set (not exzisusa). > Tried on mame32 (command line) and also mameui32.
The fact that this only effects one set and that both sets share the same initialization/machine configurations and really only differ in actual rom code - it's likely an original bug that isn't an emulation bug. The conversion set (exzisusa) likely contains a fix for that oddness.