Full list of all 53 Fell Seal: Arbiter's Mark achievements.
The base game contains 43 achievements, and there is 1 DLC pack containing 10 achievements.
Get the second ending
Get the first ending
Master all 19 base Monster Classes
Complete the Obelisk riddle
Complete the Ancient Path
Open all treasure chests
Drown an enemy
Defeat an enemy with a Berserk, Charmed, or Mind-Controlled enemy
Defeat Morgaine
Defeat at least 4 enemies with a single hit
Defeat an enemy with falling damage
Win the second Tournament
Visit the fifth Relic
Complete the Halloween encounter
Visit the fourth Relic
Recruit Kairu
View all optional dialogue events
Master all Human story character Classes
Cleanse the Cursed Shield
Recruit Katja
Save Somier a second time
Open 50% of treasure chests
Unlock the Spymaster Class
Defeat Lady Anquine
Visit the third Relic
Recruit Bzaro
Win the first Tournament
Visit the second Relic
Unlock the Demon Knight Class
Recruit Yates
Visit the first Relic
Defeat a unit with its Elemental weakness
Unlock the Marked Class
Master all 6 special badge Classes
Use your first Class badge
Craft a final-tier weapon
Craft your first item
Obtain all gadgets
Master all 20 base Human Classes
Unlock all 20 base Human Classes
Defeat an enemy by using a Counter Ability or Thorns
Change Class at least once
Master any Class
Master all 22 Monster Variants.
Defeat an enemy with a Pet Effect.
Complete all unique Hunts and large-scale battles.
Complete all Missions.
Complete an encounter deploying only Monsters.
Enlist each of the base 18 recruitable Monster types.
Fully upgrade all 5 regions.
Complete 100% of Missions in one region.
Master the 3 new Human Classes.
Build a Guild Upgrade.