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