Full list of all 43 Dark Souls III achievements worth 1,000 gamerscore. It takes around 80-100 hours to unlock all of the achievements on Xbox One.
Complete all achievements.
Reach "The Usurpation of Fire" ending.
Acquire all rings.
Acquire all miracles.
Reach "The End of Fire" ending.
Acquire all pyromancies.
Learn all gestures.
Reinforce the Estus Flask to the highest level.
Reach "To Link the First Flame" ending.
Defeat Nameless King.
Discover Rosaria's Fingers covenant.
Discover Blade of the Darkmoon covenant.
Acquire all sorceries.
Defeat Lothric, Younger Prince, Lord of Cinder.
Reinforce a bonfire to the highest level.
Perform all forms of infusion.
Reinforce any weapon to the highest level.
Defeat Ancient Wyvern.
Reach Archdragon Peak.
Defeat Champion Gundyr.
Reach the Untended Graves.
Defeat Dragonslayer Armour.
Defeat Oceiros, the Consumed King.
Defeat Old Demon King.
Defeat Dancer of the Boreal Valley.
Discover Mound-makers covenant.
Defeat Aldritch, Devourer of Gods, Lord of Cinder.
Discover Aldritch Faithful covenant.
Defeat Pontiff Sulyvahn.
Defeat Yhorm the Giant, Lord of Cinder.
Defeat the Deacons of the Deep.
Defeat High Lord Wolnir.
Defeat Crystal Sage.
Defeat the Abyss Watchers, Lords of Cinder.
Defeat the Curse-rotted Greatwood.
Discover Watchdogs of Farron covenant.
Discover Blue Sentinels covenant.
Discover Warrior of Sunlight covenant.
Defeat Vordt of the Boreal Valley.
Discover Way of Blue covenant.
Become a Host of Embers for the first time.
Defeat Iudex Gundyr.
Light a bonfire flame for the first time.