Here is the full list of all 22 Ember achievements.
Finish Ember.
Burn the Blue Whale.
Settle things with the Fish Co. peacefully.
Restore the Giant Cliffs Shrine.
Restore the Shrine beneath Radiance.
Deal with the mysterious cult living in the sewers below the City of Light.
Acquire a mystical, long lost weapon of Lightbringer lore.
Restore the Ember Mines Shrine.
Restore the Sanctuary Shrine.
Unleash a horrifying doom upon the world.
Find your heart and make your Lightbringer whole.
Stop Prince Syrion's evil plans.
Meet the nefarious Necromancer carrying out experiments in the Bog of Souls.
Discover what has happened to Gloria and her missing husband Davey.
Recruit Zannon to join your party.
Infiltrate the Thieves Guild and find their Leader.
Tip the Five Lanterns Band.
Discover what has happened to Moros, the prospective Dragon Hunter.
Meet the Goblin King deep within the Goblin Library.
Find Fia and return her to her Lantern.
Encounter the Darkbringer in Darkwood.
Escape from the Barrows and enter the world of Domus.