94 Action · Casual · Combat games your group can play together online, including LEGO® Batman™: Legacy of the Dark Knight, Machine Party, and Beetleball.
All games: 24
Rise as the Dark Knight and experience the essential Batman story in a bold, action-packed adventure with hard-hitting combat, an open-world Gotham City, and the signature LEGO charm that fans know and love.
Machine Party is a collection of violent party games where failure is lethal. Gather your friends and endure high stakes situations to prove your life is worth more than theirs. Survival is unlikely.
Score goals with dungballs in Beetleball, the Greatest Online Multiplayer Class-based Dung Beetle Soccer Game TO EVER EXIST
The Greatest Penguin Heist of All Time is a sandboxy physics game for 1-8 players, with everything from sneaky heists to hilarious stupidity to baking pizzas. With continuous updates, plenty of maps, and hundreds of items, clothes and quests, it has something for everyone.
Relic Arena is an 8-player free-to-play autobattler. Equip heroes with relics and build game-breaking combos, led by legendary historical figures.
An incremental auto battler dungeon crawler where you build a synergized hero party to slay enemies and loot items. Unlock weapons with unique attack styles. Gear up your hero team and explore new dungeon rooms filled with enemies and legendary drops.
Battle your way to victory in this 1-4 player co-op hack-n-slash dungeon crawler. Play as a dynamic cast of heroes slicing their way through dungeons, earning weapons and loot. Rampage past a gauntlet of enemies and destruction to end the evil Lord Dinglepus' reign!
Oxygen Train is an open-world survival train game. Wake up in a world lacking oxygen. Chop trees, mine, gather resources, upgrade your unique train. Survive by planting, fishing, farming, exploring, fighting. Build your train kingdom. Supports 1-16 online co-op.
Invincible VS is a brutal superhero 3v3 tag fighting game set in the Invincible universe, where you can battle to the death as a team of fan-favorite characters in iconic locations.
A fancy party brawler for proper scoundrels! Sling traps, swing bats, and fire cannons in destructible arenas as you scramble for absurd perks and weapons. Outlast your so-called peers by any gentlemanly means necessary - all in the name of good sport, of course.
A sandbox battle simulator game where you can build your own shape-shifting warbots, program their AI, and watch them smash each other up on the battlefield! Join the battles yourself by taking control of the warbots! Use Steam Workshop to check out warbots created by players from around the world!
A co-op PvP experience about using your voice to cast spells in the Mage Arena to settle an ages-old feud between sorcerers and warlocks.
Brickadia is a next-generation brick building sandbox that gives you the tools to create and play, your way. Build massive worlds, invent cool contraptions, and play in them however you like - all with your friends!
A FEW QUICK MATCHES is a fast-paced, 1-4 player platform fighter that lets you bring old-school stick battles to life! play with your friends locally, or challenge players online in this flash-inspired spectacle!
Form a squad of elemental creatures and face hordes of challenging enemies! Choose your Shards according to their synergies to gain new abilities, and equip relics that will make the winds blow in your favor! Survive through different environments and save your lands!
Mutant Football League 2 is a hard-hitting, arcade-style football game that combines intense gameplay, wisecracking mutants, weapons, deep strategy, and outrageous humor. Prepare yourself for the most insanely brutal football you’ll ever experience.
Wild Woods is a couch co-op game full of action, teamwork and woodland critters. One to four players take on the role of brave little cats defending their wooden wagon on its way through a dangerous forest. Clever cooperation is key - their way is full of obstacles!
Mobmania is a four (4) player co-op real-time bullet-hell action rogue-like where you kill enemies, buy items after leveling up, and survive long enough against thousands of monsters and bosses until the final fight against the Witch.
Blast through robotic hordes in this arena auto-battler rogue-lite Brotato-like. Use auto-firing weapons and drones, timely dashes and special abilities to reach the Void where a final Conservator awaits convergence. Spend your Cogs wisely within the varied shops to create unique builds!
The Horde Wants You Dead is a casual, top-down shooter with up to 4-player online co-op. Ambushed by an angry horde, you and your friends face a fight for survival against thousands of relentless enemies!
A sandbox fighting game with built-in creation tools to create characters and stages. Animate pixel art characters using our 3D pixel art rotation technology, then battle with up to 8 players! Use our tools to export sprites for your own projects.
Relive your childhood nostalgia at Goofy Gorillas, the largest virtual jungle gym! Battle it out with your friends in a wide range of casual but intense PvP gamemodes, or chill out and take part in some extra activities around the venue! Make the Goofy experience your own!
A team based PVP game where groups of up to 8 players must work together to operate a tank!
Race the world in Race Royale, run the Gauntlet for roguelike cards and a rival, build your own tracks and share them on the Workshop, and let your Twitch chat blackout your screen and bomb on your friends.