Left, Right to move. Space to attack. Up to jump. Down in the air to mid-air attack. 1-5 to select different characters. I'll add music soon. Credit to @griffpatch for his 16-frame cat walk cycle. Credit to @BobbyF and @fossilbros for their names (and loose interpretations)
How good is this game? It's oodles of fun. How many levels are there? Just one.