可以和朋友在线一起玩的独立（Shoot 'Em Up）游戏共 139 款，包括Crimsonland、Chicken Invaders 4和Ikaruga。
全部游戏: 24
Thousands of aliens, giant spiders, mutant lizards, and more are on the attack - can you survive the onslaught? Crimsonland is a top-down shooter with a touch of RPG. Unlock over 30 weapons and over 50 perks from quirky to brutal. Complete the quest and show your skills in five survival modes.
They came without warning, squawking menacingly, their ruffled feathers darkening the sun. Invading intergalactic chickens, out to punish humanity for our oppression of their earthly brethren. Now they're back, and they're having Earth for dinner!
Shoot! Dodge! and... Get Hit!? "Ikaruga" is a vertical shoot 'em up that features an unique polarity-switching gameplay. Switch the ship's polarity and "get hit and absorb" enemy bullets! Achieve High Score with the chain bonus!
A deep, tactical shoot'em up. With every takedown, you’ll earn cash and xp to upgrade your ship and unlock new abilities. Online and local co-op. Unique versus mode. Realistic physics and water simulation.
Beat Hazard 将你的音乐库变成色彩炫目的双摇杆射击游戏。基础版支持本地双人合作；可选的 Ultra DLC 增加在线合作。
和朋友一起游玩社区服务器 Alti+ Coop 的自定义合作地图，也可以在 Altitude 的标准模式中与其他队伍竞技。
Deadswitch 3 is a fast-paced 2D multiplayer shooter. Experience action-packed combat with hundreds of weapons and multiple solo and team-based game modes.
在俯视角射击游戏 Nation Red 中，与最多三位好友对抗一波波僵尸。游戏支持线上与本地合作、技能构筑和四种街机模式。
Built from the ground up for VR, Raw Data’s action gameplay, intuitive controls, challenging enemies, and sci-fi atmosphere will completely immerse you within the surreal world of Eden Corp. Go solo or team up and become the adrenaline-charged heroes of your own futuristic technothriller.
Saviors brings the best bullet hell experience you can find on Steam. Play through 18 challenging stages in this ultimate test of tactics and reflexes.
Combat in Shark Attack Deathmatch 2 is savage, gritty, and brutal. Players hunt each other down in various game modes with the constant threat of terrifying sharks joining in on the bloodshed. Tear divers apart as you take on the role as the ocean's top apex predator, The Great White.
与最多三位好友在线或同屏执行限时任务，改装武器并逐步晋升军阶。分屏视野、重复路线和装备收集会塑造每一次出击。
Jets'n'Guns 2 is a side-scrolling space shooter with insane levels of action and destruction. Travel the galaxies and unleash an arsenal of the deadliest weapons and devices to save the universe from its inevitable doom.
Chip destructible bosses apart pixel-by-pixel in this twin-stick bullet-hell shooter.
A SUPER throwback to the classic quarter eating arcade games of the 80's. Super Bit Blaster XL is an (even more) enhanced version of the retro styled, addictive, and fast paced arcade shoot 'em up!
The Crackpet Show is an action-packed rogue-lite shoot’em-up about mutated animals that fight in a bizarre TV show, crushing their opponents with a variety of weapons. Choose your beastie, gear ‘em up, and go kill your enemies in the name of fame and sweet sponsorship deals!
Bulanci is an action multiplayer and easy-to-play party game where you take pillow fights with your frenemies to the next level. Make your sleepless nights memorable by being fluffy and deadly!
Dodge the music and dance through a mesmerizing ballet of choreographed bullets, each synced to music from over a dozen international artists. Push your creativity and skills with the fully-featured Level Editor and never run out of things to dodge.
A fast paced action shooter inspired by the arcade classic Super Pang! Use a wide selection of weapons and powerups to tear through increasingly challenging levels.
An action packed platform shooter mashed-up with roguelike and RPG elements, crazy 3D graphics and co-op multiplayer for one to 4 players.
The 2D side-scrolling shooter from The Behemoth is back! With your mighty blaster and a group of mysterious kids by your side, destroy the agency and reclaim your spaceship!
Are you ready to explore your music collection mapped as a stunning galaxy of wonders? Experience your music collection as never before with this intense music driven twin stick shooter. Each of your songs will have its own unique ebb and flow based on the music.