Here is the full list of all 33 Age of Chivalry achievements.
Score 150 points or more on Sorrow
Destroy the developer gravestones in Death Valley.
Execute a prisoner in Dark Forest.
Fire the Trebuchet in The Siege.
Push the bomb cart in Helms Deep.
Chop down the Tree in The Shore.
Be mean to animals.
Push the cart on Dark Forest.
Torch 5 players to death in one round
Kill 10 players with your hand axe.
Kill someone with an oilpot.
Found the secret room!
Get 50 kills with the Longbow
Get 10 Headshots with the Bow in one game
Kill 3 people while on the brink of death
Kill 5 enemies without dying
Get the first kill in a round
Headshot, Decap or Head Explodie the last person to kill you after dying.
Get 200 Kills with the Longbow
Get 1000 kills with the Longbow
Get 200 kills with the Dagger
Get 20 decapitations in one round
Slay 25 with throwing axes.
Slay 25 with throwing knives.
Accumulate 1000 Kills.
Kill 100 with your Warhammer.
Decapitate a peasant in The Shore.
Slay 1000 Agathians and 1000 Masons
Decapitate an opponent that is on fire
Decpitate 2 opponents with 1 swing
Get 500 kills with each class
Get a Headshot with the Ballista
Hit an opponent with a Javelin from over 100 feet away