Full list of all 36 The Haunted: Hells Reach achievements.
The base game contains 28 achievements, and there are 3 DLC packs containing 8 achievements.
Beat Night Frontier on easy or higher
Beat Steel Town on easy or higher
Kill every minion and its variants once
Get your head cut off by a headsman
Kill 10 minions with one grenade
Get killed while being stunned
Kill a minion with a stun breaker
Beat Canyon on easy or higher
Reach a Kill-Chain combo of 50
Reach a Kill-Chain combo of 25
Kill two minions with a Charge Thrustkick
Perform a RAGE Outburst that kills at least 3 minions
Perform an execution
Get killed by a wendigo
Perform a charge melee kill
Kill 53598 Minions
Beat an Inferno round by using melee only
Beat an Inferno round by using guns only
Beat all inferno levels
Beat an inferno level in solo mode without using a healthstone
Use every move and execution within one round
Beat an Inferno round without taking damage
Beat Lost Temple on easy or higher
Beat Abandoned Mine on easy or higher
Beat Excavation on easy or higher
Beat Stronghold on easy or higher
Beat Museum on easy or higher
Reach a Kill-Chain combo of 100
Beat FOG on easy or higher
Beat any map on beginner or easy difficulty while HARDCORE Mode is enabled
Beat any map on medium difficulty while HARDCORE Mode is enabled
Beat any map on hard difficulty while HARDCORE Mode is enabled
Beat any map on Nightmare difficulty while HARDCORE Mode is enabled
Beat Santa Town on easy or higher