Well i make a debug version just for check out what if i can play some games, and i remember a older post where someone said that we can colaborate testing this games, so i can tell what i have found:
Splatterhouse 2 (E) [c][!](& CLONES)
OK Splatterhouse 3 (U) [c][!](& CLONES)
OK Valis (J) [!](& CLONES)
NOT WORKINGValis III (U) [!](& CLONES)
NOT WORKING