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