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!
Reach "The Dark Lord" ending.
Acquire all rare weapons.
Acquire all sorceries.
Discover Darkwraith covenant.
Acquire all miracles.
Reach "To Link the Fire" ending.
Discover Forest Hunter covenant.
Defeat Dark Sun Gwyndolin, the Darkmoon God.
Defeat the Four Kings, inheritors of souls.
Acquire all pyromancies.
Defeat the Soul Lord Bed of Chaos.
Acquire best weapon through magic reinforcement.
Defeat Seath the Scaleless, inheritors of souls.
Acquire best weapon through enchanted reinforcement.
Acquire best weapon through lightning reinforcement.
Acquire best weapon through divine reinforcement.
Acquire best weapon through occult reinforcement.
Acquire best weapon through crystal reinforcement.
Acquire best weapon through chaos reinforcement.
Acquire best weapon through fire reinforcement.
Defeat the Soul Lord Gravelord Nito.
Discover Path of the Dragon covenant.
Discover Way of White covenant.
Acquire best weapon through raw reinforcement.
Defeat Crossbreed Priscilla, the Lifehunter.
Acquire best weapon through standard reinforcement.
Discover Blade of the Darkmoon covenant.
Discover Princess's Guard covenant.
Acquire the Art of Abysswalking.
Discover Chaos Servant covenant.
Acquire the Lordvessel.
Arrive in Anor Londo.
Acquire the Rite of Kindling.
Discover Gravelord Servant covenant.
Ring Bell of Awakening in Quelaag's domain.
Discover Warrior of Sunlight covenant.
Ring Bell of Awakening at Undead Church.
Arrive in Lordran.
Acquire Estus Flask.
Light bonfire flame.