Here is the full list of all 22 SpellFront achievements.
Take your first spell from the stone.
Find a secret room in your own tomb.
Restore your lost hand in healing waters of the fountain.
Throw metallic enemy into the water.
Kill your enemy using explosive barrel.
Obtain the power to create lightning.
Defeat a mountain troll.
Meet the gunner and take him down.
Solve a difficult puzzle.
Complete the prologue and leave your tomb.
Complete the first chapter and enter the Catacombs.
Go through the Abyss and find the way to the Conquerer of the Sky.
Fire up Conquerer of the Sky to destroy enemy fleet.
Obtain the power of the devil's fruit.
Destroy metallic enemy by releasing electrical charge through water.
Gain the ability to create the freezing ray.
Go to the end of the hall by using floating platforms.
Go through the hall that was filled with traps.
Survive the final arena.
Destroy Prime-Ultra.
Solve a puzzle using your ability to freeze water.
Slay the swarm of maggots.