Here is the full list of all 44 Shantae and the Pirate's Curse achievements. It takes around 20-25 hours to unlock all of the achievements on Windows.
Defeat the Pirate Master's true form and save Scuttle Town in record time!
Saved Scuttle Town as fast as possible!
Complete the game without any Health upgrades and all Heart Squids collected.
Defeat the Pirate Master's true form.
Defeated the Pirate Master's true form without taking any damage.
Defeated the Pirate Master.
Defeated the Pirate Master without taking damage.
Collect all Heart Squids.
Collect all Labyrinth maps.
Discover the secret Labyrinth.
Collect all of the Dark Magic.
Complete the hidden training room.
Defeated the Steel Maggot.
Defeated the Steel Maggot without taking damage.
Help Ammo Baron fire the Palace Disruptor Cannon.
Collect the Enchanted Blade.
Play keep away with the Ammo Baron.
Obtain the Spirit from Abner.
Defeated Dagron.
Defeated Dagron without taking damage.
Obtain Manly Musk.
Collect 50% of the Dark Magic.
Obtain the Fossil.
Use a Pirate Flare to return to Risky's ship.
Collect 50% of the Heart Squids.
Defeated the Squid Baron.
Defeated the Squid Baron without taking damage.
Sample the entire menu!
Obtain the Golden Pickaxe.
Obtain all three Mummy Sketches.
Defeated the Empress Spider.
Defeated the Empress Spider without taking damage.
Defeat 50 enemies using Pirate Weapons.
Destroy 10 Spider Eggs before they hatch.
Destroy 20 bones with the Bubble Shield.
Defeat 250 enemies using Shantae's Monster Whipper!
Obtain Squid Oil.
Get Rottytops to Abner Tree without making any mistakes in a single attempt.
Defeated the Cyclops Plant without taking damage.
Defeated the Cyclops Plant.
Defeated the Cyclops Plant using only Pike Balls.
Release the Ham Stink.
Defeated the Ammo Baron.
Defeated the Ammo Baron without taking any damage.