Here is the full list of all 36 Warhammer 40,000: Darktide achievements.
As the Sharpshooter, complete a Mission on Malice Threat or higher without taking any melee damage.
As the Psykinetic, kill 3 elites with a single Perils of the Warp on Malice difficulty or higher.
As the Skullbreaker, knock down 100 enemies with a single Bull Rush on Malice difficulty or higher.
As the Psykinetic, kill 20 enemies within 2 seconds by knocking them off a ledge using your Ability.
As the Preacher, kill 50 shocked enemies within 10 seconds on Malice difficulty or higher.
Kill 90 enemies in less than 30 seconds.
Complete at least one of each Mission type on Heresy difficulty or higher.
Have 4 different Classes at rank 30.
As the Sharpshooter, kill 5 enemies with a Frag Grenade without it bouncing.
As the Sharpshooter hit 4 weakspots without missing a shot during one use of Volley Fire.
Kill a total of 40.000 enemies.
Complete 100 missions without anyone being downed.
Help 100 downed Operatives back up.
As the Preacher, hit an enemy sniper more than 40 metres away using a Stumm Grenade.
As the Preacher, kill a charging Mutant with a melee attack while Dashing.
Have 2 different Classes at rank 30.
Complete at least one of each Mission type on Uprising difficulty or higher.
Banish a Daemonhost
Block 600 damage in 10 seconds.
Complete Path of Trust chapter 6.
As the Skullbreaker, use Bull Rush to interrupt a Plague Ogryn's charge.
Complete Path of Trust chapter 5.
Kill 20 consecutive enemies with headshots.
Complete Path of Trust chapter 4.
Kill a Monstrosity in 20 seconds or less.
Dodge 12 attacks in a row.
Complete Path of Trust chapter 3.
As the Skullbreaker, kill a Corruptor by hitting it in the eye with your grenade.
Complete Path of Trust chapter 2.
Unlock access to Sire Melk's Requisitiorium.
Unlock your first Curio slot.
Complete a Data Interrogation without an incorrect Auspex entry.
As the Psykinetic, kill a pouncing Pox Hound with Brain Burst.
Complete Path of Trust chapter 1.
Complete the prologue.
Complete 10 missions in a row without going down on Malice difficulty or higher.