Here is the full list of all 22 Zeno Clash achievements.
Input the Malstrum's Mansion secret code.
Complete Tower Challenge Number 5.
Complete Tower Challenge Number -3.
Complete Tower Challenge Number -2.
Complete Tower Challenge Number -1.
Complete Tower Challenge Number 4.
Complete Tower Challenge Number 3.
Complete Tower Challenge Number 2.
Complete Tower Challenge Number 1.
Defeat a heavy enemy without getting hit.
Beat the game without using weapons unless it is absolutely necessary.
Bring the Hunter down to 1 healthpoint in melee combat.
Capture 30 fireballs with the torch.
Land 50 deflect kicks.
Kill 50% of the harmless animals in the game.
Ignite all pyres.
Annoy the man behind the door.
Shoot 21 Mucalosaurus Worshippers from the boat.
Complete the game.
Throw an enemy into another.
Learn all advanced combat techniques.
Find the secret easter egg.