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.
Collect all memory tapes.
Get a five star rating on all missions.
Clear "Ibzan" without being seen once.
Clear all Dredged missions.
Clear Vall's sniper nest using only headshots.
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 Bogeyman" without being seen.
Kill Puff without using the Tommy Gun.
Clear all 1000 Year Royals missions.
Kill a Sergeant mid-spin.
Kill a vampire mid-air.
Clear "The Bloody Mary" without letting any vampires revive.
Melee a bouncer to death.
Clear all Zombie Kingz missions.
Clear a stage with only melee weapons.
Buy a weapon from Charon.
Kill an undead... using the toilet.
Clear a stage with only headshot kills.
Clear the first mission.