可以和朋友在线一起玩的独立（Difficult）游戏共 425 款，包括Salt and Sanctuary、Hyper Light Drifter和Wuppo: Definitive Edition。
全部游戏: 24
Explore a haunting, punishing island in this stylized 2D action RPG. Salt and Sanctuary combines fast and brutal 2D combat with richly developed RPG mechanics in a cursed realm of forgotten cities, blood-soaked dungeons, and desecrated monuments.
Explore a beautiful, vast and ruined world riddled with dangers and lost technologies.
Play as an exiled 'wum' looking for a new home in this bizarre but charming world, filled with strange creatures, puzzles, monsters and political chaos.
DROD is a unique puzzle-logic game with clever mechanics and an engaging story. It is a turn-based top-down 2-D dungeon puzzler. The game play has amazing depth through emergent behaviors as puzzle elements are combined. There is a simple interface and only a handful of commands to master.
An old-fashioned beat 'em up with big doses of adrenaline and trippiness, somewhere between the classic style of Streets of Rage and the ultra-violence of Hotline Miami. Set in a cold, ruthless Soviet Union, Mother Russia Bleeds aims to conjure up anxiety, unease, and drug-addled frenzy.
Wealthy, handsome, and... dead? Samuel strikes a deal with Death for one last shot at life, but only if he can survive a day doing everything manually. Blink, breathe, walk, and work - Guide Sam in this darkly humorous and brutally difficult adventure!
与最多三位朋友在本地合作中闯荡《Nuclear Throne》的荒原。短局、共享变异和挤满画面的混战，带来街机般的喧闹。
Who's Your Daddy is a casual multiplayer game featuring a clueless father attempting to prevent his infant son from certain death. Play with up to 7 of your friends, and test your parenting skills in a competitive setup with wacky physics and over 67 potentially ominous household items.
Shoot first, eat cheese later! Jump into a fast, frenetic and exciting one-hit, one-kill FPS arena shooter with a totally level playing field, tonnes of maps, customisation and a robust map editor!
Find yourself trapped alone in a room with a ticking time bomb. Your friends have the manual to defuse it, but they can't see the bomb, so you're going to have to talk it out – fast!
Dodge, jump, and dash your way through hundreds of terrifying geometric levels and epic bosses. Too tough? Bring your friends!
Dodge bullets, missiles and lasers in battle as you wrap your head around that bunny girl costume! Combo away with your mighty Piko Hammer or spam various spells from afar with your fiery fairy friend. Explore and explode through Rabi-Rabi Island as you collect power-ups and uncover secrets...
In a world of fantasy, called Terra Mystica, 14 races are fighting together or individually against their opponents to gain power and territory. Using their resources smartly and terraforming wisely to gain supremacy and lead their own settlers to victory.
Barony is the premier first-person roguelike with cooperative play! Adventure alone, or gather a party with iconic and unusual RPG classes to face off against the brutal dungeons. Test your resourcefulness, wits, and friendships, on your quest to lift the evil lich's curse!
Deathsmiles is CAVE's bullet-hell shoot-'em-up where you take the role of one of five Angels to defend the magical land of Gilverado from an invasion by Hell itself! Eradicate this devilish assault!
It's 3:00 a.m. Your neighbours are having a loud party. Stop them. Party Hard is tinyBuild's award-winning stealth strategy game about ruining parties by any means.
Become a Timberman, chop wood and avoid the branches. Almost 30 million players could not be wrong - featured as one of the best casual games.
Bullet Heaven 2 is a bullet-hell shoot-em-up inspired by games like Touhou and Jamestown. It's all about shooting every cute thing that moves, while dodging hundreds of shiny bullets per second!
Victor Vran is the isometric action-RPG where your skill is just as essential as your character build and gear. Experience intense combat action: dodge, jump and unleash powerful skills to finish off your enemies!
Assault Android Cactus is an intense arcade style twin stick shooter - pick from one of nine unique synthetic heroines and blast your way through overwhelming robots hordes to save the ship from its own workforce. Supports single player and local co-op game modes.
Rampage Knights is a cooperative beat 'em up game mixed up with randomized dungeon crawling and exploration, which you can play alone or with a friend online.
Ride your music in more ways than ever before. Audiosurf 2 is the music game for your entire music collection. Hundreds of mods/skins on Workshop. Free demo available.
With BADLAND: Game of the Year Edition, experience the multi-award-winning action adventure like never before - redesigned for Steam.
An adorable puzzle game about being a monster and making snowmen.