 Protagonist Zan fights using a revolver named "Johnny No More" (also the title of the game's theme song) in his left hand and a katana named "Demon Slayer" in his right.The player can rescue hostages scattered around the level, perform several combos combining sword and gun attacks and make "All Button Events" in which all buttons in the controller must be pressed quickly to fill a bar in a limited time.These include one of seven finishing moves for the enemy boss character at the end of each level (there are nine in all); these moves themselves are ranked, from lowest to highest - "Weak", "Yeah", "Neat", "Cool", "Groovy", "Wicked", and "Bitchin'".