Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Air Support	Use the Airstrike item five times.
Angel of Death	Defeat 300,000 enemies.
Apocalyptic Tank	Take 2,000 damage in total with any class.
Baby Steps	Kill your first enemy.
Bad Street Brawler	Defeat 160 enemies with the Brawler class.
Conqueror	Complete a raid with the Biotech class.
Crate Crusher	Destroy 77 crates.
Crate Smasher	Destroy 20 crates.
Dezombifier	Defeat 1,000 enemies with the Pyro class.
Experienced Hunter	Defeat 1,500 enemies.
Exterminator	Defeat 10,000 enemies.
Fatal Attraction	Use the Super Magnet item once.
Fear the Reaper	Defeat 1,700 enemies with the Biotech class.
For a Rainy Day	Collect 8,000 coins in total.
Hail of Bullets	Reach lvl. 25 in a raid with the Veteran class.
Hammer of God	Use the Airstrike item 15 times.
Headstrong	Hold out for five minutes in a raid while playing as a Brawler.
How'd I Do That?	Hold out for ten minutes in a raid while playing as a Scavenger.
I Got This	Defeat 1,000 enemies with the Tank class.
I am Legend	Reach lvl. 40 in a raid with any class.
Immortal	Hold out for 29 minutes in a raid while playing as a Survivor.
In Shock	Reach lvl. 10 in a raid with any class.
In the Name of Science	Reach lvl. 60 in a raid with any class.
Just a Flesh Wound	Take 1 damage with any class.
Last Man Standing	Defeat 5,000 enemies.
Light 'Em Up!	Hold out for ten minutes in a raid while playing as a Pyro.
Look What I Found	Gather 18,000 resources in total with any class.
Mad Skrilla	Collect 1,000 coins in total.
More, more, MORE!	Defeat 1,000 enemies with the Scavenger class.
One-Minute Hero	Hold out for one minute in a raid with any class.
Pain Don't Hurt	Take 5,000 damage in total with any class.
Put Out My Flames with Gasoline	Hold out for five minutes in a raid while playing as a Pyro.
Rookie Hunter	Defeat 33 enemies.
Scorched Earth	Defeat 100,000 enemies.
Steadfast	Hold out for 10 minutes in a raid while playing as a Biotech.
Straight Fire	Reach lvl. 30 in a raid with the Pyro class.
Stunning Success	Reach lvl. 15 in a raid with the Biotech class.
Supremacy	Reach lvl. 20 in a raid with the Biotech class.
Survival of the Fittest	Hold out for seven minutes in a raid while playing as a Survivor.
Taking Out the Trash	Complete a raid with the Scavenger class.
Tank Commander	Hold out for ten minutes in a raid while playing as a Tank.
Tesla Almighty	Use the Large Shock Grenade item five times.
The Will to Win	Hold out for two minutes in a raid while playing as a Veteran.
Titan of Industry	Gather 10,000 resources in total with the Tank class.
Twelve Minutes Later	Hold out for twelve minutes in a raid while playing as a Survivor.
Unbreakable	Reach lvl. 20 in a raid with the Brawler class.
Way of the Fist	Defeat 8,000 enemies with the Brawler class.
Wild Gunman	Defeat 750 enemies.
Wrath from Above	Defeat 40,000 enemies.
Zombies Slayer	Defeat 17,000 enemies.