No missable achievements (plus 30 unknown)
Sign in with Steam or Xbox to track your progress, and:
Inflict 10000 damage without dying.
Kill a Clot Champion.
Build atleast 3 turrets in one round.
Kill the Patriarch.
Kill a Gorefast Champion.
Kill a Bloat Champion.
Survive a game at suicidal difficulty.
Kill a Stalker Champion.
As a medic heal you teammates in one round with 500 health.
Kill 25000 Specimens and unlock Advanced Gunner rank, and 20 customization points.
Kill a Siren Champion.
Kill 50000 Specimens and unlock Alliance Captain rank, and 30 customization points.
Kill a Scrake Champion.
Kill 1000 Specimens with Grenades and unlock nuclear grenades.
Kill a fleshpound with the melee attack.
Stun a turret using EMP.
Destroy a turret with the Rocket Launcher.
Complete an objective.
Inflict 40000 damage without dying.
Kill a Fleshpound Champion.
Kill 15 specimens with one Plasma Bomb.
Kill 200 Husks and unlock the ability to use incendiary rounds.
Kill a Crawler Champion.
Kill a Husk Champion.
Kill 50 specimens with the melee attack.
Kill 500 Specimens with the Sniper Rifle and get 17.5% faster rate of fire.
Kill 2000 Specimens with the Rocket Launcher and get nuclear rockets.
Use the ammobox 100 times and get additional ammo.
Kill 100000 Specimens and unlock Supreme Commander rank, and 40 customization points.
Kill 2000 Specimens with the Sniper Rifle and get 35% faster rate of fire.