Here is the full list of all 38 MORDHAU achievements.
Kill 30 enemies with fists
Kill an enemy with an icicle
Kill 10 enemies with the carving knife
Kill 5 enemies with the lute
Kill 5 enemies with the mallet
Kill 5 enemies with headshots with a couched weapon on horseback
Kill an enemy with the pommel throw
Kill 5 enemies with rocks
Kill an enemy with the training sword
Block 100 projectiles
Land 10 headshots on enemies with projectiles in a single game
Perform 20 disarms
Kill 20 enemies with the ballista
Chamber 200 attacks
Battlecry 500 times
Kill 20 enemies with the longsword
Block 1000 melee attacks
Kill 1000 enemies
Finish off 10 enemies with a kick
Kill 10 enemies in a row without dying
Take a melee weapon out of a living enemy’s body
Kill 10 enemies with fire
Kill 5 enemies with the bear trap
Kill an enemy while you are on fire
Get 30 kills in a single match
Kill two enemies with a single attack from a melee weapon
Decapitate 5 enemies in a single game
Regenerate to full health after getting down to 1 health
Deflect a projectile with a strike
Cause someone to fall to their death after kicking them
Kill an enemy after dying
Lose your head three times in a single match
Kill 5 enemies by trampling them with the horse
Complete the tutorial
Take 400 damage without dying
Kill 5 enemies while climbing a ladder
Get 30 assists in a single match
Reach 1000 assists