Full list of all 115 Dead Cells achievements worth 2,430 gamerscore. It takes around 20-25 hours to unlock all of the achievements in the base game on Xbox One.
The base game contains 53 achievements worth 1,000 Gamerscore, and there are 8 DLC packs containing 62 achievements worth 1,430 Gamerscore.
Finish the game with four Boss Stem Cells active
Absorb your fourth Boss Stem Cell
Finish the game with three Boss Stem Cells active
Absorb your third Boss Stem Cell
Finish the game with two Boss Stem Cells active
Die while carrying at least 100 cells. Burn.
Absorb your second Boss Stem Cell
Finish the game with a Boss Stem Cell active.
Beat the Hand of the King without taking a single hit.
Against all odds, you finished the game with the Cursed Sword!
You beat "Conjunctivius" without taking a single hit!
Suicide by elevator.
You beat the "Time Keeper" without taking a single hit.
You slayed 100 elites. Badman.
Finish the game with the starter sword, bow or shield.
Unlock 10 skills.
Kill an enemy with an elevator.
Reach the Graveyard for the first time.
Successfully complete a Challenge Rift.
You beat "The Concierge" without taking a single hit!
Reach the Prison Depths for the first time.
Absorb your first Boss Stem Cell
Beat the Hand of the King.
Finish the game with "Ygdar Orus Li Ox" in your possesion!
A downward smash attack... right into some deadly spikes!
Absorb the Spider's Rune!
Reach the Slumbering Sanctuary for the first time!
You beat "Conjunctivius"!
Reach the Insufferable Crypt for the first time.
Reach the Ancient Sewers for the first time.
Reach the Guardian's Haven for the first time.
Reach the Clock Tower for the first time!
Absorb the Ram's Rune.
Cheat Death…
Reach the Ossuary for the first time.
You finished a daily challenge. Well done!
Reach the Castle for the first time.
You have beaten the "Time Keeper"!
Reach the Clock Room for the first time!
Reach the Forgotten Sepulcher for the first time!
Be cursed... Survive.
Absorb the Teleportation rune.
Reach the Stilt Village for the first time.
Unlock 10 weapons.
Absorb the Challenger Rune!
You beat "The Concierge"!
Reach the Black Bridge for the first time.
Reach the Ramparts for the first time.
Reach the Toxic Sewers for the first time.
Absorb the Vine Rune.
Open your first timed door.
Find your first secret zone.
Reach the Promenade of the Condemned for the first time.
You beat the Collector!
You beat "The Collector" without taking a single hit!
Reach the Observatory for the first time.
Reach the Astrolab for the first time.
Absorb your fifth Boss Stem Cell
You beat "The Giant" without taking a single hit!
You beat the Giant!
Reach the Cavern for the first time.
You beat "Mama Tick"!
You beat "Mama Tick" without taking a single hit!
Finish the game without sacrificing the Mushroom Boi!
Appease "Mama Tick's" anger.
Reach the Nest for the first time.
Reach the Morass of the Banished for the first time.
Reach the Arboretum for the first time.
Reach the Corrupted Prison for the first time.
Sacrifice the Mushroom Boi.
You completed the Derelict Distillery without using the Barrel Launcher!
You killed an Infected Worker with his own barrel!
Reach the Derelict Distillery for the first time!
Electrify an enemy with the Lightning Rods while they are in water.
Defeat at least 5 enemies in a row with the Scarecrow's Sickles.
You beat the Scarecrow without taking a single hit!
Defeat the Scarecrow without bouncing on any mushrooms.
You beat the Scarecrow!
Reach the Mausoleum for the first time.
Let an Apostate revive at least 3 souls.
Reach the Undying Shores for the first time.
Wear the Cultist outfit to access the Undying Shores.
Trap an enemy using the Fractured Shrines environment!
Try using Serenade and another pet at the same time...
Reach the Fractured Shrines for the first time.
Beat the Queen with a Queen outfit
Beat the Queen with the Killing Deck
You beat the Queen without taking a single hit!
Finish the Lighthouse while wearing a Servant outfit
Help the shark get back to the water
Beat the Queen by pushing her into the void
You beat the Queen!
Reach the Crown for the first time!
You finished the Lighthouse!
You finished the Lighthouse without taking any damage!
Reach the Lighthouse for the first time!
Reach the Shipwreck for the first time!
Get the Leghugger to evolve
Beat the game with the maximum debt remaining.
Kill the Vendor Mimic.
Reach the Bank for the first time.
You beat the last encounter of Castlevania with the Vampire Killer.
You beat the last encounter of Castlevania without taking a single hit!
Hit the same enemy with 5 orbiting Bibles in short succession.
You beat the last encounter of Castlevania!
You beat Dracula!
Reach the Master's Keep for the first time.
Kill a Werewolf with a Throwing Axe
You beat Death without taking a single hit!
You beat Death!
Have Maria's Cat deal the last hit to Death.
Reach the Defiled Necropolis for the first time.
Reach Dracula's Castle for the first time.
Reach the Castle's Outskirts for the first time.