Assassinate fifty enemies.

Complete Memory Sequence 1.

Beat 2 levels in a row without taking damage

Put Finn's favorite song back onto the record album.

Gather the equipment needed to re-record Finn's record.

Escape from the dungeon below Billy's Cave.

Defeat Magic Man's latest jerky plan.

Find a cure for the dancing epidemic.

Fix all of the noble deeds that were done incorrectly.

Use the telescope in the boat to look at three different kingdoms.

Defeat the wizards and free the kidnapped Candy People.

Use all four Jake combat forms at least once in the game.