Here is the full list of all 36 Adventure Time: Pirates of the Enchiridion achievements worth 1,000 gamerscore.
Pull the plug!
Unlock all Achievements in the game
Fall in to water more than 10 times
Complete all side quests
Take all the penguins to the tree house
Get Finn to level 10
Get Marceline to level 10
Get Jake to level 10
Free the caged Mushroom people
Get BMO to level 10
Beat Uncle Gumbald in battle - hidden
Light all the braziers in the Fire Kingdom
Use all the pirate lookouts
Dock at all the islands
Beat the Fire Giant in battle
Inflict more than 1 bunk effect on to a single enemy
Beat the Mother Varmint in battle
Find the snail
Overskronk 4 enemies in a single battle
Use BMO's Analyze.exe
Restore light to the treasure tree
Unlock a gate with BMO
Beat Fern in battle
Open 15 treasure chests
Beat 50 enemies in battle
Win your first fight against a higher level enemy
Destroy 10 Sea destructibles
Destroy 250 land destructibles
Use a pirate lookout
Buy your first item from the shop
Revive a hero
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