I felt that Alien Swarm did not live up to it's name, so I created this fun challenge. This challenge adds constant hordes of aliens that will spawn in to attack you, as well as some other additions that will help you manage the constant onslaught of alien...

Turns the legs and tail of the parasite bright red and the body a darker shade of yellow for better visibility....

This Custom HUD shows all Players on the HUD. Tested on all 16:9 Resolutions. While you're at it, also get this: Lobby 8 players list full view by byblo 这个自定义HUD显示了HUD上的所有玩家。在所有16:9分辨率测试。当你在它，也让这8位球员的名单：大厅全景的毕布勒 （翻译） http://i.imgur.com/Gkw7mwm.gif?1...

Blast aliens from first person view. Subscribe to the challenge whenever you want. You don't need to unsubscribe or disable the addon when done playing. ...

This addon replaces the Explosion Decal by a new one in 2K. This is a port from Ellies amazing L4D2 mod. The original mod can be found here: http://gtm.steamproxy.vip/sharedfiles/filedetails/?id=604106385...

At the lobby screen, allow to see all first 8 players from the list without having to use the scroll bar. Also compatible with 4:3 screens. 在大厅的屏幕，可以看到前8名从列表中无需使用滚动条。 同时兼容4:3的屏幕。...

New primary weapons: Flechette Launcher, Ricochet Rifle, Med. Satchel (single targetted medkits), Ammo Bag (used to store and give specific ammo) Unlocked weapons: Mining Laser, .50 cal MG New offhand items: T75 explosives, Swarm Bait Unlocked items: Assau...

You can revive(respawn) your teammate by holding 'E'...

Locked to two players. No tech marine required. Any character can hack. Medkits and ammo spawn from killed aliens. Revive each other. Includes 'ASBI Two Players" challenge. Leaderboards for Two Players Leaderboards for ASBI Two Players...

Makes the vanila weapons look more colorful....