Earn all trophies in the game.
Pick up every Item pickup at least once.
Find all of BMO's Game Cartridges.
Locate every Familiar.
Eat every Food item at least once.
Upgrade a Sub-Weapon into a stronger one.
Collect every Sub-Weapon.
Collect every Token.
Survive a Monster Floor.
Grab 50 Treasures on a single Treasure Floor.
Perform a Perfect Block.
Survive 50 Floors in one Nightosphere run.
Survive 25 Floors in one Nightosphere run.
Survive 15 Floors in one Nightosphere run.
Receive a Curse.
Enter the Nightosphere.
Use a Special Attack.
Complete all of Starchy's Quests.
Complete all of Mr. Pig's Quests.
Complete all of Susan Strong's Quests.
Complete all of Tree Trunks' Quests.
Complete all of Princess Bubblegum's Quests.
Fully upgrade Flame Princess.
Fully upgrade Lemongrab.
Fully upgrade Ice King.
Fully upgrade LSP.
Fully upgrade Cinnamon Bun.
Fully upgrade Marceline.
Fully upgrade Jake.
Fully upgrade Finn.
Upgrade a character's Imagination.
Upgrade a character's Focus.
Upgrade a character's Thumps.
Upgrade a character's Rowdiness.
Uncover Bubblegum's dark secret.
Overcome the Guardians' punishment.
Free Flame Princess.
Free the Earl of Lemongrab.
Weather Goliad and Stormo's psychic assault.
Rescue the Hyoomans.
Assist Gunter with a feisty feline.
Put Ice King in his place.
Outrun the stampeding prisoners.
Outsmart the Demon Cat.
Buy something from the shop.
Return from the Dungeon alive.
Complete a Quest for the Princess.