Full list of all 50 Splatterhouse achievements worth 1,000 gamerscore. It takes around 20-25 hours to unlock all of the achievements on Xbox 360.
Unlock all pages of Dr. West's journal.
Get six S-ranks in Survival Arena mode.
Re-assemble all of Jen's photos.
Get three S-ranks in Survival Arena mode.
Get an S-rank in Survival Arena mode.
Accomplish all 10 Secret Missions in a single Survival Arena attempt.
Complete the game on "Savage" difficulty (or harder).
Complete the game on "Brutal" Difficulty.
Unlock all skills.
Unlock 50% of Dr. West's journal.
Perform 150 Splatterkills.
Kill 6 enemies in one ram attack.
Get 150 kills with enemy arms.
Get 100 kills with Splatter Smash.
Get 300 kills in Berserker Mode.
Get 100 kills with Splatter Slash.
Complete the game on any difficulty.
Complete Phase 10: The Wicker Bride.
Perform 75 Splatterkills.
Kill an enemy with Splatter Smash.
Listen to all of Dr. West's gramophone records.
Unlock 25 skills.
Get 2000 or more BLOOD Points in one chain of attacks.
Unlock 25% of Dr. West's journal.
Complete Phase 8: Reflections in Blood.
Re-assemble 8 of Jen's photos.
Get 50 kills with enemy heads.
Complete Phase 6: Beast with a Human Heart.
Splat 200 enemies on a wall with a weapon.
Stomp on 1000 Boreworms.
Get 500 kills with non-fleshy weapons.
Splat 100 enemies on a wall with a weapon.
Accomplish 5 Secret Missions in a single Survival Arena attempt.
Kill an enemy with a Splatter Slash.
Tackle an enemy and pummel it 20 times.
Complete Phase 4: The Meat Factory.
Kill an enemy with an enemy's arm.
Unlock 5% of Dr. West's journal.
Complete Phase 2: The Doll that Bled.
Kill an enemy with an enemy's head.
Impale an enemy on a spike.
Get 50 kills with non-fleshy weapons.
Launch an enemy straight up with "No Head Room".
Purchase a skill.
Re-assemble one of Jen's sexy photos.
Kill 6 enemies within one second.
Kill an enemy with your own dismembered arm.
Splat an enemy on a wall with a weapon.
Perform a Splatterkill.
Regenerate with Splatter Siphon.