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