View Deals
Game Info
Alien Swarm: Reactive Drop extends Alien Swarm, bringing more of everything: maps, aliens, game modes, guns... And most importantly Steam Workshop support.
- Tactical co-op for up to 8 players with a top-down perspective
- Steam Workshop support for community maps and challenges
- New co-operative campaigns
- Challenges: Modifications of the game, just like Mutations in Left 4 Dead 2
- PvP: Deathmatch, Gun Game, Instagib, and Team Deathmatch
- Singleplayer: Play with improved bots on all our official maps
- New Aliens: HL2 antlion guards and more
- New Weapons: Bulldog, Devastator, and Combat Rifle, with more to come
- Over 100 Steam achievements
- Leaderboards: compete with your friends for the fastest mission completion
- Improved spectating: see hacking minigames and mouse movements in real time
Screenshots

























Trailers
System Requirements
Minimum:
- OS *: Windows® XP or above
- Processor: Pentium 4 or newer
- Memory: 2 GB RAM
- Graphics: DirectX 9 compatible video card with 128 MB, Shader model 2.0b. ATI X800, NVidia 6600 or better
- DirectX: Version 9.0b
- Storage: 7 GB available space
- Sound Card: DirectX 9.0c compatible sound card
- Additional Notes: Disk space requirement depends on installed Workshop addons.
Features
Single-playerMulti-playerPvPOnline PvPLAN PvPCo-opOnline Co-opLAN Co-opSteam AchievementsFull controller supportCaptions availableSteam WorkshopCamera ComfortColor AlternativesCustom Volume ControlsAdjustable DifficultyKeyboard Only OptionMouse Only OptionPlayable without Timed InputSteam Input API SupportStereo SoundSubtitle OptionsSurround SoundSteam CloudStatsSteam LeaderboardsIncludes level editorIncludes Source SDKFamily Sharing
















