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Air Raid
Eliminate 1,000 enemies with the Operator class drone.
Use the Operator class frequently and deploy the drone during large enemy groups to earn kills quickly. -
Ammo Saver
Destroy 300 enemies using Nuker explosions.
Focus on Nuker enemies and activate explosive abilities when enemies are crowded together. -
Arms Baron
Upgrade a weapon to its highest level.
Stick with one weapon you prefer for your missions. -
Bloodhound
Complete a mission carrying the Sludge Seed.
Collect the blue objectives marked on your map in each mission, pick one up, and finish the mission. -
Bull’s-Eye
Kill 15 enemies with one Fireball ability shot.
Save Fireball for large enemy groups and aim into their center for maximum effect, part of the Strike class. -
Can Opener
Open a stash using a vehicle’s winch.
When you see locked stashes, position a vehicle nearby and use the winch to open them. -
Catch and Kill
Complete the Catch and Kill mission on any difficulty setting.
Just play through the campaign to unlock it. -
Catch and Kill: Master
Finish Catch and Kill on Very Hard difficulty.
Use a coordinated team with strong gear for this challenge. -
Chill Out!
Overheat a machine gun ten times.
Hold the trigger longer than usual when firing machine guns, which are typically found near horde objectives and require Spare Parts for operation. -
Church of the Damned
Complete the Church of the Damned mission on any difficulty.
Just finish the mission during your campaign. -
Church of the Damned: Master
Conquer the Church of the Damned on Very Hard difficulty.
Coordinate defenses around the church gate and prioritize elite enemies. -
Clean Run
Finish Root of Evil without getting sludge infection.
Avoid sludge pools, clear sludge enemies quickly, and stay within the blue protected zone. -
Clear the Path
Destroy 100 sludge tendrils.
Look for sludge growths during missions and destroy any you spot. -
Cold Cruelty
Kill 5,000 enemies with melee attacks.
Use melee weapons to finish off enemies that get close, which happens naturally over time. -
Deliver Us
Complete the Deliver Us mission on any difficulty.
Play through the campaign until it’s unlocked. -
Deliver Us: Master
Beat Deliver Us on Very Hard difficulty.
Coordinate with your team and focus on survival and resource management. -
Demon Bait
Complete the Demon Bait mission on any difficulty.
Finish the mission during normal campaign play. -
Demon Bait: Master
Complete Demon Bait on Very Hard difficulty.
Use upgraded weapons and stay close to team members to avoid getting overwhelmed. -
Elusive
Escape from a Snare enemy after it targets you without being captured.
Keep moving when targeted and dodge its attack; ask teammates for help to focus fire if possible. -
Fast Reflexes
Kill a Snare enemy immediately after it grabs a teammate, before it deals damage.
Stay alert and focus fire on the Snare as soon as it catches someone. -
From Beginning to End
Complete every campaign mission on any difficulty.
Finish the entire campaign once through. -
Gold Digger
Collect 10,000 Sludgite during missions.
Search thoroughly and pick up all the orange glowing shards. -
Goon Derailer
Kill a charging Goon using Combat Gear.
Activate your gear when a Goon starts its charging attack, such as grenades. -
High Octane
Complete the High Octane mission on any difficulty.
Finish the mission through normal campaign progression. -
High Octane: Master
Conquer High Octane on Very Hard difficulty.
Coordinate closely with teammates for the best result. -
Hold the Door!
Prevent enemies from damaging the church gates in Church of the Damned.
Focus fire on enemies approaching the gate, and use abilities and heavy weapons to defend. -
Hot Cruelty
Kill 1,000 enemies with fuel barrel or gas canister explosions.
Shoot explosive objects when enemies are nearby to maximize kills. -
Impasse
Complete the Impasse mission on any difficulty.
Finish the mission normally during your campaign. -
Impasse: Master
Beat Impasse on Very Hard difficulty.
Stay close with teammates and focus on high-threat enemies first. -
Improper Use
Kill 100 enemies by hitting them with gas canisters.
Use the infinitely respawning canisters in the Pickup Truck’s back. -
Is That All You Got?
Finish a mission on Very Hard difficulty without being incapacitated.
Play cautiously, prioritize survival, and avoid risky moves. -
Mechanic
Repair vehicles for a total of 100,000 HP.
Use repair tools whenever vehicles incur damage; the Operator class has this option. -
Natural Born Healer
Restore 10,000 HP to teammates with the Healing Aura.
Play as the Medic class and activate the aura during fights. -
Ride Together, Die Together
Complete a mission with three other players, not bots.
Party up with friends and finish any campaign mission together. -
Road Trip
Travel a total of 50 km using vehicles.
Drive as often as you can during missions to accumulate distance. -
Root of Evil
Complete the Root of Evil mission on any difficulty.
Finish it during campaign progression. -
Root of Evil: Master
Beat Root of Evil on Very Hard difficulty.
Focus on avoiding sludge infection and coordinate with teammates. -
Sage
Reach the maximum level with all classes.
Rotate between classes and play multiple missions to level them all up. -
Sharpshooter
Deal 100,000 damage to enemy weak spots.
Aim for the glowing red weak points. -
Shield Basher
Kill 500 enemies using the Defender’s barrier.
Place barriers strategically and lure enemies into them to cause damage. -
Slob Slayer
Kill a Slob enemy with melee.
Weaken the Slob first using heavy weapons, then finish with a melee attack. -
Smell of Napalm
Burn 30 enemies with a single Molotov.
Wait for a large group of enemies before tossing the Molotov. -
Test Driver
Drive each type of vehicle at least once.
Whenever you find a new vehicle, hop in and drive it. -
That’s a Good Deal!
Kill 50 enemies with one heavy weapon without changing weapons.
Use heavy weapons during big enemy waves and avoid swapping mid-fight. -
The Drop
Reach Leon’s Base.
Progress through the campaign until you arrive, mainly by completing the tutorial. -
The Drop: Master
Finish The Drop on Very Hard difficulty.
Use teamwork and conserve ammo to survive tough encounters. -
The Pit
Complete The Pit mission on any difficulty.
Finish it during the campaign. -
The Pit: Master
Beat The Pit on Very Hard difficulty.
Coordinate with teammates and focus on controlling crowds. -
Topped Off
Refuel vehicles 30 times.
Refill whenever passing a fuel source during missions. -
Toxic Commando: Master
Complete all campaign missions on Very Hard difficulty.
Play with an experienced team with fully upgraded gear for maximum success. -
Untouchable
Finish a mission on Hard or Very Hard difficulty without taking damage.
Play cautiously, keep your distance from enemies, and rely on teammates for protection. -
Vehicular Homicide
Run over over 1,000 enemies with vehicles.
Drive through enemy crowds as often as possible to rack up kills. -
Weapon Connoisseur
Kill at least one enemy with 19 different weapons.
Try different weapons each time and get at least one kill with each. -
We Are Professionals
Complete a mission without any teammates being incapacitated.
Stick together and heal frequently. -
We’re All Friends Here
Finish a mission without damaging teammates.
Avoid explosive or careless firing near allies. -
Who’s Counting Anyway?
Kill a total of 53,601 enemies.
This will happen over many missions and repeated playthroughs.

