Full list of all 41 Dark Souls achievements worth 1,000 gamerscore. It takes around 80-100 hours to unlock all of the achievements on Xbox 360.
All achievements completed. Congratulations!
Acquire all miracles.
Acquire best weapon through crystal reinforcement.
Acquire all pyromancies.
Acquire all rare weapons.
Acquire all sorceries.
Discover Warrior of Sunlight covenant.
Reach "The Dark Lord" ending.
Acquire best weapon through chaos reinforcement.
Acquire best weapon through occult reinforcement.
Acquire best weapon through raw reinforcement.
Acquire best weapon through magic reinforcement.
Acquire best weapon through lightning reinforcement.
Discover Darkwraith covenant.
Discover Gravelord Servant covenant.
Discover Forest Hunter covenant.
Reach "To Link the Fire" ending.
Defeat Dark Sun Gwyndolin, the Darkmoon God.
Acquire best weapon through divine reinforcement.
Acquire best weapon through fire reinforcement.
Acquire best weapon through enchanted reinforcement.
Defeat the Soul Lord Bed of Chaos.
Acquire best weapon through standard reinforcement.
Discover Chaos Servant covenant.
Discover Blade of the Darkmoon covenant.
Defeat the Soul Lord Gravelord Nito.
Discover Path of the Dragon covenant.
Acquire the Rite of Kindling.
Defeat Seath the Scaleless, inheritors of souls.
Defeat the Four Kings, inheritors of souls.
Discover Princess's Guard covenant.
Acquire the Lordvessel.
Acquire the Art of Abysswalking.
Defeat Crossbreed Priscilla, the Lifehunter.
Arrive in Anor Londo.
Ring Bell of Awakening in Quelaag's domain.
Ring Bell of Awakening at Undead Church.
Discover Way of White covenant.
Arrive in Lordran.
Acquire Estus Flask.
Light bonfire flame.