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