Complete an online Co-op game.
Beat the game in local Co-op mode.
Beat the game without continuing.
Beat the game.
Perform the Level 4 magic attack with the Barbarian.
Choose any character and reach "Across the Sea" (Stage 5) without dying once.
Choose any character and reach Turtle Village (Stage 3) without dying once.
Play as every character.
Perform the Level 6 magic attack with the Amazon.
Perform the Level 3 magic attack with the Dwarf.
Collect three potions from a thief or party of thieves.
Ride the cockatrice.