You damaged 25 enemies with a Team Attack.
You have completed the game once with each character.
You completed the game on Expert difficulty.
You completed the game in 30 minutes or less.
You played in a 4-player match.
You made it to the stage 3 bosses in Survival Mode with the Japanese ROM.
You got Bongo to appear in 4 different levels.
You defeated the Wrestler without any player dying.
You hurt Smithers with one of his own bombs.
You scored 250 (US) or 25,000 (Japan) points in one game.
You defeated the battling robot.
You fell through the deck after Smithers.