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