Here is the full list of all 24 DEADBOLT achievements.
Earn every achievement.
Beat the entire game within 1 hour without quitting.
Beat the entire game without dying or quitting.
Get a five star rating on all missions.
Clear "Ibzan" without being seen once.
Clear Vall's sniper nest using only headshots.
Collect all memory tapes.
Clear "Timur the Tinkerer" using only trap kills.
Destroy a body as it's being revived.
Kill Amber with a melee weapon, and Evelyn with a ranged weapon.
Clear "The Bloody Mary" without letting any vampires revive.
Kill a vampire mid-air.
Clear "The Bogeyman" without being seen.
Kill Puff without using the Tommy Gun.
Clear a stage with only melee weapons.
Clear a stage with only headshot kills.
Clear all Dredged missions.
Clear all 1000 Year Royals missions.
Kill a Sergeant mid-spin.
Clear all Zombie Kingz missions.
Melee a bouncer to death.
Buy a weapon from Charon.
Kill an undead... using the toilet.
Clear the first mission.