Full list of all 41 Silent Hill: Downpour achievements worth 1,000 gamerscore. It takes around 15-20 hours to unlock all of the achievements on Xbox 360.
Collected 3 pages of the rhyme book.
Defeated The Bogeyman.
Reached Overlook Penitentiary.
Achieved "Forgiveness" ending.
Completed the game on any difficulty without killing any monsters.
Completed the "Dead Man's Hand" side quest.
Completed the "Mirror, Mirror" side quest.
Killed or incapacitated 10 Weeping Bats.
Killed 25 monsters with the Pistol or Shotgun.
Used 20 First Aid Kits.
Completed the game on the hard puzzle difficulty setting, any ending.
Achieved "Surprise!" ending.
Killed or incapacitated 10 Prisoner Juggernauts.
Completed Murphy's Journal with all Mysteries.
Completed the "Digging up the Past" side quest.
Completed all side quests.
Completed the "Bird Cage" side quest.
Completed the "Shadow Play" side quest.
Completed "The Art Collector" side quest.
Completed the "Homeless" side quest.
Completed the "Ribbons" side quest.
Completed the "Ashes to Ashes" side quest.
Completed "The Gramophone" side quest.
Achieved "Execution" ending.
Achieved "Truth & Justice" ending.
Completed the game on the hard game difficulty setting, any ending.
Achieved "Full Circle" ending.
Killed or incapacitated 10 Dolls.
Completed the "Cinéma Vérité" side quest.
Escaped the Radio Station Otherworld.
Met DJ Ricks in the Radio Station.
Completed "The Bank" side quest.
Killed or incapacitated 10 Prisoner Minions.
Escaped from 20 monsters.
Completed the "Stolen Goods" side quest.
Incapacitated 20 monsters without killing them.
Completed the "All Points Bulletin" side quest.
Killed or incapacitated 10 Screamers.
Escaped from Devil's Pit.
Rode the Sky Tram to Devil's Pit.
Survived the Diner Otherworld.