Full list of all 31 Last Evil achievements. It takes around 15-20 hours to unlock all of the achievements in the base game on Windows.
The base game contains 28 achievements, and there is 1 DLC pack containing 3 achievements.
Kill a champion or boss without taking any damage from the enemy.
Kill Mountain.
Kill Incubus.
Defeat all enemies in the first turn.
Have 40 Block during combat.
Use 12 spells in one turn.
Uses Mana 6 in One Turn.
20 stacks of bleeding on a target.
Kill Human slayer.
Activate 25 gallery elements.
Achieve level 3 of Intimcy with the Merchant.
Activate 20 gallery elements.
Kill Bandit chief.
Kill Patrols.
Achieve level 2 of Intimacy with the Merchant.
Activate 15 gallery elements.
Reach to Dungeon.
Kill Heresy inquisitor.
Activate 10 gallery elements.
Have 10 or more Lust.
Reach to Deep place.
Kill Slave trader.
Successfully escaped from being bound.
Successfully temptation the enemy.
Have 40 or more essences.
Activate 5 gallery elements.
Kill Gient slime.
Collect Essence from enemies.
Kill Corps Commander.
Kill Archdemon.
Kill Doppelganger.