Here is the full list of all 36 Splatter - there are Blood Red Edition achievements.
Achieve a x20 multiplier
Score 250k in survival mode
Score 100k in survival mode
Score 50k in survival mode
Finish the story
Eliminate the threat in the laboratory
Upgrade all weapons to Max level
Acquire all weapons in story mode
Bring the lighthouse back to life
Survive the ambush at the schoolyard
Survive the subway journey
Defeat a boss without getting hurt
Find $5,000
Shred 100 monsters with the harvester
Survive the electric chase
Dissolve 5 zombies in acid
Obtain automatic guards for the village
Solve the village's insect problem
Find the secret cave behind the bushes
erm... what?
Survive the worm invasion
Destroy 2,000 environment objects
Defeat a boss with just the pistol
Defeat the cellar inhabitant.
Prevent the looter from obtaining a weapon
Reach the end of the first level.
Blow up 7 enemies with a single explosion
Kill 50 enemies without getting hurt
Achieve a x10 multiplier
Allow the looter to live.
Help all 6 park defenders to survive
Help the refugees at the factory
Finish the story on "maniac" difficulty
Find all parts of the golden gun
Find all pieces of the flak jacket
The key to everything, and then some