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.
Complete all side quests.
Take all the penguins to the tree house.
Beat Uncle Gumbald in battle.
Dock at all the islands.
Light all the braziers in the Fire Kingdom.
Use all the pirate lookouts.
Beat the Fire Giant in battle.
Beat the Mother Varmint in battle.
Overskronk 4 enemies in a single battle.
Fall in to water more than 10 times.
Find Shelby the snail.
Restore light to the treasure tree.
Open 15 treasure chests.
Use BMO's "Analyze.exe".
Free the caged Mushroom people.
Unlock a gate with BMO.
Destroy 10 Sea destructibles.
Beat Fern in battle.
Beat 50 enemies in battle.
Use a pirate lookout.
Win your first fight against a higher level enemy.
Inflict more than 1 bunk effect on to a single enemy.
Complete your first side quest.
Destroy 250 land destructibles.
Buy your first item from the shop.
Revive a hero.
Destroy 50 land destructibles.
Fish out 25 items from the sea.
Win your first sea battle.
Pass the first Interrogation.