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.
Destroy a body as it's being revived.
Collect all memory tapes.
Clear "Ibzan" without being seen once.
Kill Amber with a melee weapon, and Evelyn with a ranged weapon.
Clear Vall's sniper nest using only headshots.
Clear "Timur the Tinkerer" using only trap kills.
Clear "The Bloody Mary" without letting any vampires revive.
Clear "The Bogeyman" without being seen.
Clear a stage with only headshot kills.
Clear a stage with only melee weapons.
Clear all Dredged missions.
Clear all 1000 Year Royals missions.
Kill a Sergeant mid-spin.
Kill a vampire mid-air.
Clear all Zombie Kingz missions.
Melee a bouncer to death.
Kill Puff without using the Tommy Gun.
Kill an undead... using the toilet.
Buy a weapon from Charon.
Clear the first mission.