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