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