Here is the full list of all 41 Chivalry 2 achievements.
Kill 1000 Enemies in a Multiplayer match.
Win Rudhelm Siege 5 times
Get 50 kills in one match
Achieve 100 kills as Archer
Win as Mason 10 times
Kill 500 Enemies in a Multiplayer match.
Fire 1000 arrows
Achieve 100 kills as Vanguard
Win Lionspire 5 times
Bandage yourself 3 times in one life
Win as Agatha 10 times
Achieve 100 kills as Knight
Revive 10 downed teammates
Kill 250 Enemies in a Multiplayer match.
Kill an enemy wielding a bastard sword, with a bastard sword
Make an enemy fall to their death
Achieve 100 kills as Footman
Kill 100 Enemies in a Multiplayer match.
Kill 50 Enemies in a Multiplayer match.
Get revived from a downed state
Die from fire
Achieve 2 kills in a row without dying while under 25 health
Kill 10 Enemies in a Multiplayer match.
Win Dark Forest 5 times
Win Dark Forest 10 times
Win Dark Forest 25 times
Win Coxwell 5 times
Win Coxwell 10 times
Win Coxwell 25 times
Win Lionspire 10 times
Win Lionspire 25 times
Win Rudhelm Siege 10 times
Win Rudhelm Siege 25 times
Get 50 kills with siege weapons
Kill an enemy with a projectile from over 100 meters
Kill 1500 Enemies in a Multiplayer match.
Kill 2000 Enemies in a Multiplayer match.
Kill 13 enemies with bread
Get 10 unarmed kills
Successfully counter 200 attacks
Deflect 100 projectiles