Full list of all 36 Adventure Time: Pirates of the Enchiridion achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Pull the plug!
Collect all other achievements.
Get Jake to level 10.
Get Marceline to level 10.
Get Finn to level 10.
Get BMO to level 10.
Free the caged Mushroom people.
Light all the braziers in the Fire Kingdom.
Complete all side quests.
Take all the penguins to the tree house.
Find Shelby the snail.
Beat Uncle Gumbald in battle.
Inflict more than 1 bunk effect on to a single enemy.
Dock at all the islands.
Use all the pirate lookouts.
Beat the Fire Giant in battle.
Beat the Mother Varmint in battle.
Overskronk 4 enemies in a single battle.
Use BMO's "Analyze.exe".
Restore light to the treasure tree.
Open 15 treasure chests.
Unlock a gate with BMO.
Destroy 10 Sea destructibles.
Beat 50 enemies in battle.
Beat Fern in battle.
Destroy 250 land destructibles.
Win your first fight against a higher level enemy.
Revive a hero.
Buy your first item from the shop.
Fall in to water more than 10 times.
Use a pirate lookout.
Complete your first side quest.
Destroy 50 land destructibles.
Fish out 25 items from the sea.
Win your first sea battle.
Pass the first Interrogation.