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