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