Alien Swarm: Reactive Drop
Achievement guide · roadmap · tracker
Alien Swarm: Reactive Drop is a FREE and open source cooperative top down shooter. The player plays with other marines against hordes of aliens, in order to complete different objectives. In the game, there are 4 different classes to play, each one consisting of two characters with different statistics including some class restricted weapons. During gameplay, the player will earn experience, that is used to unlock new weapons and items to use in combat. The game combines elements from survival games like Shadow Grounds and Left for Dead.
Technician Secured
CommonFinish a mission without the tech getting killed.
Protect the Tech
CommonGuard the squad's tech so that he takes no damage during the hack.
Quick Load
CommonSuccessfully perform a fast reload.
The Quick and the Dead
CommonKill a Swarm Boomer before it inflates.
Seal of Quality
CommonSeal a door with the welder.
Clear Firing
CommonKill 25 drones without friendly fire. Four marines must be present in the mission.
Shield Down
CommonDeliver the finishing blow to a Swarm Shieldbug.
Zero Mortality
CommonComplete a mission on Normal difficulty or harder without any marines dying.
Under the Gun
CommonRoll under a Swarm Ranger projectile.
Sharpshooter
UncommonComplete a mission with better than 90% accuracy.
Close Encounters
UncommonKill 20 Swarm with melee attacks in a single mission.
Scrambled Eggs
UncommonDestroy all Swarm Eggs in a mission without allowing any to hatch.
On the Ready Line
UncommonKill 1,000 Swarm.
Smoking Barrels
UncommonKill 5 Swarm with explosive barrels in a single mission.
Group Heal
UncommonHeal all 4 marines with a single Heal Beacon.
Infestation Savior
UncommonCure an Infested marine.
Gunslinger
UncommonSuccessfully perform 5 fast reloads in a row.
Easy Campaign: Jacob's Rest
UncommonComplete the Jacob's Rest campaign on Easy difficulty or harder.
Autogun Expert
UncommonKill 250 Swarm with the Autogun.
Ammo Technician
RareDeploy 10 ammo stashes that are used by other marines.
Assault Specialist
RareKill 250 Swarm with the Assault Rifle.
Blast Radius
RareKill 6 Swarm with a single Grenade.
Easy Campaign: Operation Cleansweep
RareComplete the Operation Cleansweep campaign on Easy difficulty or harder.
Normal Campaign: Jacob's Rest
RareComplete the Jacob's Rest campaign on Normal difficulty or harder.
Parasite Puncher
RareKill a Swarm Parasite with a melee attack.
Electro-Stunned
RareStun 6 Swarm with a single Stun Grenade.
Prototype Professional
RareKill 250 Swarm with the Prototype Rifle.
Normal Campaign: Operation Cleansweep
RareComplete the Operation Cleansweep campaign on Normal difficulty or harder.
Damage Amped
RareKill 15 Swarm with all four marines under the effects of a Damage Amp in a single mission.
Stay Frosty
RareFreeze 6 Swarm with a single Freeze Grenade.
Pyrotechnician
RareKill 250 Swarm with the Flamer.
Short Controlled Bursts
RareComplete a mission with no friendly fire incidents. Four marines must be present in the mission.
Vindicator Veteran
RareKill 250 Swarm with the Vindicator.
Bug Stomper
RareKill 100 Swarm Grubs.
Easy Campaign: Area 9800
RareComplete the Area 9800 campaign on Easy difficulty or harder.
Armory Access
RareUnlock all the available weapons.
Easy Campaign: Tears for Tarnor
RareComplete the Tears for Tarnor campaign on Easy difficulty or harder.
Circuit Breaker
RareComplete 10 wire hacks without access being logged.
Normal Campaign: Area 9800
RareComplete the Area 9800 campaign on Normal difficulty or harder.
Another Bughunt
RareKill 5,000 Swarm.
Easy Campaign: Paranoia
RareComplete the Paranoia campaign on Easy difficulty or harder.
Small Arms Specialist
RareKill 250 Swarm with the PDWs.
Normal Campaign: Tears for Tarnor
LegendaryComplete the Tears for Tarnor campaign on Normal difficulty or harder.
Peace Medic
LegendaryHeal 300 points of damage in a single mission without dealing any non-melee damage to the Swarm.
Easy Campaign: Lana's Escape
LegendaryComplete the Lana's Escape campaign on Easy difficulty or harder.
Normal Campaign: Paranoia
LegendaryComplete the Paranoia campaign on Normal difficulty or harder.
Easy Campaign: Research 7
LegendaryComplete the Research 7 campaign on Easy difficulty or harder.
Static Defender
LegendaryKill 500 Swarm with deployable Sentry Guns.
Minigun Master
LegendaryKill 250 Swarm with the Minigun.
Normal Campaign: Lana's Escape
LegendaryComplete the Lana's Escape campaign on Normal difficulty or harder.
Perfect
LegendaryComplete a mission on Normal difficulty or harder without receiving any damage.
Normal Campaign: Research 7
LegendaryComplete the Research 7 campaign on Normal difficulty or harder.
Easy Campaign: Nam Humanum
LegendaryComplete the Nam Humanum campaign on Easy difficulty or harder.
Pistols Expert
LegendaryKill 250 Swarm with the Pistols.
Hard Campaign: Operation Cleansweep
LegendaryComplete the Operation Cleansweep campaign on Hard difficulty or harder.
Hornet Barrage Expert
LegendaryKill 100 Swarm with Hornet Barrage attacks.
Hard Campaign: Jacob's Rest
LegendaryComplete the Jacob's Rest campaign on Hard difficulty or harder.
Slaughter Soldier
LegendaryKill 250 Swarm with the Chainsaw.
Outstanding Execution: Operation Cleansweep
LegendaryComplete the Operation Cleansweep campaign on Normal difficulty or harder without any marines dying.
Easy Campaign: Tilarus-5
LegendaryComplete the Tilarus-5 campaign on Easy difficulty or harder.
Heavy Assault Specialist
LegendaryKill 500 Swarm with the Heavy Rifle.
Normal Campaign: Nam Humanum
LegendaryComplete the Nam Humanum campaign on Normal difficulty or harder.
Shotgun Specialist
LegendaryKill 250 Swarm with the Shotgun.
Devastated
LegendaryKill 250 Swarm with the Devastator.
Combat Medic
LegendaryKill 500 Swarm with the Medical SMG.
Normal Campaign: Tilarus-5
LegendaryComplete the Tilarus-5 campaign on Normal difficulty or harder.
Security Expert
LegendaryComplete 10 computer hacks without access being logged.
Firewall Specialist
LegendaryKill 100 Swarm with Incendiary Mines.
Grenadier Expert
LegendaryKill 250 Swarm with the Grenade Launcher.
Tactical Explosives Expert
LegendaryKill 100 Swarm with Laser Tripmines.
Railgun Specialist
LegendaryKill 250 Swarm with the Rail Rifle.
Combat Specialist
LegendaryKill 250 Swarm with the Combat Rifle.
Hard Campaign: Area 9800
LegendaryComplete the Area 9800 campaign on Hard difficulty or harder.
Hard Campaign: Tears for Tarnor
LegendaryComplete the Tears for Tarnor campaign on Hard difficulty or harder.
Hard Campaign: Paranoia
LegendaryComplete the Paranoia campaign on Hard difficulty or harder.
Hard Campaign: Research 7
LegendaryComplete the Research 7 campaign on Hard difficulty or harder.
Hardcore
LegendaryComplete a mission on Brutal difficulty with Onslaught and Hardcore Friendly Fire enabled.
Professional Marksman
LegendaryKill 250 Swarm with the Marksman Rifle.
Insane Campaign: Operation Cleansweep
LegendaryComplete the Operation Cleansweep campaign on Insane difficulty or harder.
Hard Campaign: Lana's Escape
LegendaryComplete the Lana's Escape campaign on Hard difficulty or harder.
Insane Campaign: Jacob's Rest
LegendaryComplete the Jacob's Rest campaign on Insane difficulty or harder.
The Dogs of War
LegendaryKill 250 Swarm with the Desert Eagle.
Brutal Campaign: Jacob's Rest
LegendaryComplete the Jacob's Rest campaign on Brutal difficulty.
Brutal Campaign: Operation Cleansweep
LegendaryComplete the Operation Cleansweep campaign on Brutal difficulty.
Hard Campaign: Tilarus-5
LegendaryComplete the Tilarus-5 campaign on Hard difficulty or harder.
Kill Them All
LegendaryKill 25,000 Swarm.
Insane Campaign: Area 9800
LegendaryComplete the Area 9800 campaign on Insane difficulty or harder.
Insane Campaign: Paranoia
LegendaryComplete the Paranoia campaign on Insane difficulty or harder.
Insane Campaign: Research 7
LegendaryComplete the Research 7 campaign on Insane difficulty or harder.
Insane Campaign: Tears for Tarnor
LegendaryComplete the Tears for Tarnor campaign on Insane difficulty or harder.
Brutal Campaign: Area 9800
LegendaryComplete the Area 9800 campaign on Brutal difficulty.
Brutal Campaign: Paranoia
LegendaryComplete the Paranoia campaign on Brutal difficulty.
Brutal Campaign: Research 7
LegendaryComplete the Research 7 campaign on Brutal difficulty.
Brutal Campaign: Tears for Tarnor
LegendaryComplete the Tears for Tarnor campaign on Brutal difficulty.
Chemical Warfare
LegendaryKill 500 Swarm with Gas Grenades.
High Voltage Expert
LegendaryKill 250 Swarm with the Tesla Cannon.
Insane Campaign: Lana's Escape
LegendaryComplete the Lana's Escape campaign on Insane difficulty or harder.
Insane Campaign: Tilarus-5
LegendaryComplete the Tilarus-5 campaign on Insane difficulty or harder.
Outstanding Execution: Jacob's Rest
LegendaryComplete the Jacob's Rest campaign on Normal difficulty or harder without any marines dying.
The Choice of Progress
LegendaryIn Groundwork Labs, upload prohibited data to the ship.
Brutal Campaign: Lana's Escape
LegendaryComplete the Lana's Escape campaign on Brutal difficulty.
Brutal Campaign: Tilarus-5
LegendaryComplete the Tilarus-5 campaign on Brutal difficulty.
Cargo Elevator Speedrun
LegendaryComplete Cargo Elevator within 2:50 on Normal difficulty or harder without any marines dying.
Deima Surface Bridge Speedrun
LegendaryComplete Deima Surface Bridge within 2:30 on Normal difficulty or harder without any marines dying.
Lana's Complex Speedrun
LegendaryComplete Lana's Complex within 4:48 on Normal difficulty or harder without any marines dying.
Landing Bay Speedrun
LegendaryComplete Landing Bay within 1:25 on Normal difficulty or harder without any marines dying.
Nuke From Orbit
LegendaryKill 100,000 Swarm.
Outstanding Execution: Area 9800
LegendaryComplete the Area 9800 campaign on Normal difficulty or harder without any marines dying.
Outstanding Execution: Paranoia
LegendaryComplete the Paranoia campaign on Normal difficulty or harder without any marines dying.
Outstanding Execution: Tears for Tarnor
LegendaryComplete the Tears for Tarnor campaign on Normal difficulty or harder without any marines dying.
Rydberg Reactor Speedrun
LegendaryComplete Rydberg Reactor within 3:10 on Normal difficulty or harder without any marines dying.
Sewer Junction Speedrun
LegendaryComplete Sewer Junction within 1:30 on Normal difficulty or harder without any marines dying.
Storage Facility Speedrun
LegendaryComplete Storage Facility within 1:05 on Normal difficulty or harder without any marines dying.
SynTek Residential Speedrun
LegendaryComplete SynTek Residential within 2:30 on Normal difficulty or harder without any marines dying.
Timor Station Speedrun
LegendaryComplete Timor Station within 4:25 on Normal difficulty or harder without any marines dying.
Abandoned Maintenance Tunnels Speedrun
LegendaryComplete Abandoned Maintenance Tunnels within 2:22 on Normal difficulty or harder without any marines dying.
Arctic Infiltration Speedrun
LegendaryComplete Arctic Infiltration within 2:12 on Normal difficulty or harder without any marines dying.
Area9800 Landingzone Speedrun
LegendaryComplete Area9800 Landingzone within 2:28 on Normal difficulty or harder without any marines dying.
Close Contact Speedrun
LegendaryComplete Close Contact within 1:10 on Normal difficulty or harder without any marines dying.
Cold Catwalks Speedrun
LegendaryComplete Cold Catwalks within 2:10 on Normal difficulty or harder without any marines dying.
Communication Center Speedrun
LegendaryComplete Communication Center within 3:21 on Normal difficulty or harder without any marines dying.
Cooling Pump Speedrun
LegendaryComplete Cooling Pump within 2:05 on Normal difficulty or harder without any marines dying.
Crucial Point Speedrun
LegendaryComplete Crucial Point within 3:00 on Normal difficulty or harder without any marines dying.
Easy Campaign: BioGen Corporation
LegendaryComplete the BioGen Corporation campaign on Easy difficulty or harder.
Hard Campaign: Nam Humanum
LegendaryComplete the Nam Humanum campaign on Hard difficulty or harder.
High Tension Speedrun
LegendaryComplete High Tension within 3:50 on Normal difficulty or harder without any marines dying.
Hostile Places Speedrun
LegendaryComplete Hostile Places within 1:20 on Normal difficulty or harder without any marines dying.
Illyn Forest Speedrun
LegendaryComplete Illyn Forest within 3:40 on Normal difficulty or harder without any marines dying.
Insertion Point Speedrun
LegendaryComplete Insertion Point within 2:48 on Normal difficulty or harder without any marines dying.
Jericho Mines Speedrun
LegendaryComplete Jericho Mines within 3:30 on Normal difficulty or harder without any marines dying.
Lana's Bridge Speedrun
LegendaryComplete Lana's Bridge within 2:37 on Normal difficulty or harder without any marines dying.
Lana's Maintenance Speedrun
LegendaryComplete Lana's Maintenance within 2:16 on Normal difficulty or harder without any marines dying.
Lana's Sewer Speedrun
LegendaryComplete Lana's Sewer within 2:25 on Normal difficulty or harder without any marines dying.
Lana's Vents Speedrun
LegendaryComplete Lana's Vents within 2:48 on Normal difficulty or harder without any marines dying.
Landing Bay 7 Speedrun
LegendaryComplete Landing Bay 7 within 1:30 on Normal difficulty or harder without any marines dying.
Landing Zone Speedrun
LegendaryComplete Landing Zone within 2:35 on Normal difficulty or harder without any marines dying.
Midnight Port Speedrun
LegendaryComplete Midnight Port within 2:25 on Normal difficulty or harder without any marines dying.
Oasis Colony Spaceport Speedrun
LegendaryComplete Oasis Colony Spaceport within 4:24 on Normal difficulty or harder without any marines dying.
Outstanding Execution: Lana's Escape
LegendaryComplete the Lana's Escape campaign on Normal difficulty or harder without any marines dying.
Outstanding Execution: Research 7
LegendaryComplete the Research 7 campaign on Normal difficulty or harder without any marines dying.
Outstanding Execution: Tilarus-5
LegendaryComplete the Tilarus-5 campaign on Normal difficulty or harder without any marines dying.
Power Generator Speedrun
LegendaryComplete Power Generator within 2:25 on Normal difficulty or harder without any marines dying.
Research 7 Speedrun
LegendaryComplete Research 7 within 2:30 on Normal difficulty or harder without any marines dying.
Road to Dawn Speedrun
LegendaryComplete Road to Dawn within 4:08 on Normal difficulty or harder without any marines dying.
SynTek Hospital Speedrun
LegendaryComplete SynTek Hospital within 2:42 on Normal difficulty or harder without any marines dying.
The Factory Speedrun
LegendaryComplete The Factory within 3:30 on Normal difficulty or harder without any marines dying.
Transport Facility Speedrun
LegendaryComplete Transport Facility within 1:45 on Normal difficulty or harder without any marines dying.
Unexpected Encounter Speedrun
LegendaryComplete Unexpected Encounter within 1:05 on Normal difficulty or harder without any marines dying.
U.S.C. Medusa Speedrun
LegendaryComplete U.S.C. Medusa within 2:45 on Normal difficulty or harder without any marines dying.
Wastelands Speedrun
LegendaryComplete Wastelands within 1:35 on Normal difficulty or harder without any marines dying.
Yanaurus Mine Speedrun
LegendaryComplete Yanaurus Mine within 3:23 on Normal difficulty or harder without any marines dying.
Normal Campaign: BioGen Corporation
LegendaryComplete the BioGen Corporation campaign on Normal difficulty or harder.
Easy Campaign: Accident 32
LegendaryComplete the Accident 32 campaign on Easy difficulty or harder.
Brutal Campaign: Nam Humanum
LegendaryComplete the Nam Humanum campaign on Brutal difficulty.
Insane Campaign: Nam Humanum
LegendaryComplete the Nam Humanum campaign on Insane difficulty or harder.
Normal Campaign: Accident 32
LegendaryComplete the Accident 32 campaign on Normal difficulty or harder.
Hard Campaign: BioGen Corporation
LegendaryComplete the BioGen Corporation campaign on Hard difficulty or harder.
Battle-Tested
LegendaryDie in 25 different ways.
Brutal Campaign: BioGen Corporation
LegendaryComplete the BioGen Corporation campaign on Brutal difficulty.
Easy Campaign: Reduction
LegendaryComplete the Reduction campaign on Easy difficulty or harder.
Insane Campaign: BioGen Corporation
LegendaryComplete the BioGen Corporation campaign on Insane difficulty or harder.
Outstanding Execution: Nam Humanum
LegendaryComplete the Nam Humanum campaign on Normal difficulty or harder without any marines dying.
BioGen Labs Speedrun
LegendaryComplete BioGen Labs within 4:14 on Normal difficulty or harder without any marines dying.
Groundwork Labs Speedrun
LegendaryComplete Groundwork Labs within 2:25 on Normal difficulty or harder without any marines dying.
Hard Campaign: Accident 32
LegendaryComplete the Accident 32 campaign on Hard difficulty or harder.
Invisible Threat Speedrun
LegendaryComplete Invisible Threat within 1:20 on Normal difficulty or harder without any marines dying.
Logistics Area Speedrun
LegendaryComplete Logistics Area within 1:15 on Normal difficulty or harder without any marines dying.
Normal Campaign: Reduction
LegendaryComplete the Reduction campaign on Normal difficulty or harder.
Operation X5 Speedrun
LegendaryComplete Operation X5 within 3:35 on Normal difficulty or harder without any marines dying.
Outstanding Execution: BioGen Corporation
LegendaryComplete the BioGen Corporation campaign on Normal difficulty or harder without any marines dying.
Platform XVII Speedrun
LegendaryComplete Platform XVII within 3:10 on Normal difficulty or harder without any marines dying.
World Traveler
LegendaryVisit each zone (not including the lobby) in Marine Academy exactly once.
AMBER Complex Speedrun
LegendaryComplete AMBER Complex within 8:00 on Normal difficulty or harder without any marines dying.
Brutal Campaign: Accident 32
LegendaryComplete the Accident 32 campaign on Brutal difficulty.
Bunker Speedrun
LegendaryComplete Bunker within 1:30 on Normal difficulty or harder without any marines dying.
Confined Facility Speedrun
LegendaryComplete Confined Facility within 2:02 on Normal difficulty or harder without any marines dying.
Hard Campaign: Reduction
LegendaryComplete the Reduction campaign on Hard difficulty or harder.
Hot Enough
LegendaryFinish the volcano zone in Marine Academy without any marines dying.
IAF Cadet
LegendaryFinish Marine Academy with a score of at least 100 points.
Information Department Speedrun
LegendaryComplete Information Department within 1:42 on Normal difficulty or harder without any marines dying.
Insane Campaign: Accident 32
LegendaryComplete the Accident 32 campaign on Insane difficulty or harder.
J5 Connector Speedrun
LegendaryComplete J5 Connector within 2:00 on Normal difficulty or harder without any marines dying.
Lab Ruins Speedrun
LegendaryComplete Lab Ruins within 3:33 on Normal difficulty or harder without any marines dying.
No Time To Waste
LegendaryIn Lab Ruins, defeat the Muon Gem boss in three hits.
Outstanding Execution: Accident 32
LegendaryComplete the Accident 32 campaign on Normal difficulty or harder without any marines dying.
Powerhood Speedrun
LegendaryComplete Powerhood within 2:07 on Normal difficulty or harder without any marines dying.
Rapture Speedrun
LegendaryComplete Rapture within 2:00 on Normal difficulty or harder without any marines dying.
Research Center Speedrun
LegendaryComplete Research Center within 1:29 on Normal difficulty or harder without any marines dying.
Space Port Catastrophe Speedrun
LegendaryComplete Space Port Catastrophe within 1:50 on Normal difficulty or harder without any marines dying.
Brutal Campaign: Reduction
LegendaryComplete the Reduction campaign on Brutal difficulty.
Fallen City Speedrun
LegendaryComplete Fallen City within 1:40 on Normal difficulty or harder without any marines dying.
Inevitable Escalation Speedrun
LegendaryComplete Inevitable Escalation within 4:30 on Normal difficulty or harder without any marines dying.
Insane Campaign: Reduction
LegendaryComplete the Reduction campaign on Insane difficulty or harder.
Nuclear Escort Speedrun
LegendaryComplete Nuclear Escort within 4:44 on Normal difficulty or harder without any marines dying.
Operation Sandstorm Speedrun
LegendaryComplete Operation Sandstorm within 3:15 on Normal difficulty or harder without any marines dying.
Outstanding Execution: Reduction
LegendaryComplete the Reduction campaign on Normal difficulty or harder without any marines dying.
Silent Station Speedrun
LegendaryComplete Silent Station within 4:50 on Normal difficulty or harder without any marines dying.
Stowaway Speedrun
LegendaryComplete Stowaway within 1:15 on Normal difficulty or harder without any marines dying.
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