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