Massively Multiplayer Games
Discover 3923 massively multiplayer games on Steam. Find the best games in this genre.
Massively Multiplayer Games
Explore 3923 massively multiplayer games
0Project ATOM
Welcome to Totopia! Soulsync with Atomons, explore vibrant cities, challenge quirky levels and fight the Bitrot crisis! Team with friends or go solo—unlock endless party fun. Build your neighborhood, craft unique looks and rule your vibe. Join Atomons now, save Data Isles, and put Bitrot to an end!
0The Last Flight
Rebuild a forgotten airplane, manage your survival, and soar across a hauntingly beautiful world. Balance your stats, scavenge for parts, and chart your course through a post-apocalyptic sky. Every flight is a step closer to freedom... If your past doesn’t catch up first. Prepare for takeoff!
0UnrealCam
UnrealCam is an ultra-realistic multiplayer first-person shooter developed with Unreal Engine 5. Get ready for fast-paced UnrealCam action, where every choice can mean the difference between life and death for you and victory or failure for your team.
0Lurking In Fear
Enjoy the love of zombie games without the feeling of being locked down to a story mode! Enjoy a open world zombie era, loot, and explore! OR if you want a change in pace, Play a new round based zombies mode that will keep you loving or Re Loving Round based zolmbies!
0That Game?
That Game? is a twisted social competition game for up to 10 players. Outsmart others through psychological mini-games, secret roles, and shifting objectives where even losing can turn you into the deadliest player on the board.
0Hearthlight Chronicles
Hearthlight Chronicles is a fantasy MMORPG. Forge your own path, with factions, crafting, and magic. PvE & PvP.
0Land Of The Valiants
Survive in a fallen world where every choice matters. Gather, craft, and fight alone or with guilds in a harsh RPG survival set after the Age of Shadows — where trust is rare and humanity is the greatest threat.
0Soulworld
Soulworld is a multiplayer RPG where players shape the realm building villages, creating Soulbeasts, and forging paths through combat, farming, trade, and exploration. Face the Ashen Circles and uncover secrets in a world driven by community and conflict
0Eel Game
Play dangerous games and try to survive. Only one player can win. Will it be you?
0Souls of the Dead
A bio-catastrophe has engulfed the world, transforming people into bloodthirsty creatures. The only way to stop this plague is to damage the infected's brain. Try to survive this hell – alone or with a partner – while trying to maintain the line between a human and what you're forced to destroy.
0BRESH
BRESH is a tactical FPS with teleportation between two universes. Think on two levels. Hide and outsmart. Customize your gear and appearance.
0RayCity
RayCity Returns! DevonianStudio has secured the full IP rights to bring you the ultimate version of this classic. Drive through a realistic Seoul in the only true Racing MMORPG. Extreme Customization. Super Skills. Open World. The engines are hot. Time to hit the gas.
0Ergo Sum
Ergo Sum is a free-to-play pixel art MMORPG with a charming open world. Play with friends or make new ones, explore a vast array of classes and evolutions, gain admission to an arcane school, and collect rare monster cards. Grow stronger with each passing day.
0Legends of Aria Eternal
Legends of Aria Eternal is a sandbox MMORPG where players shape the world. Now with faster skill gains, a reworked prestige and enchanting system, full in-game knowledge base, and powerful new tools to run your own custom server.
0It's My Water
A fast-paced multiplayer pipe puzzle game where friendship goes down the drain. You need to solve the puzzle by connecting pipes, and gain more water to win. But don't forget you are not alone...... So, Fight for your victory!!!
0Phantom Fools
Phantom Fools is a co-op third-person action roguelike for 1–4 players as poltergeist ghosts. Possess objects and use their powers, find magic books and random upgrade cards, climb procedurally generated castle tiers, and escape the dungeon!
0BURGER, NO PLEASE!
BURGER, NO PLEASE! — a trashy co-op for up to 4 players where you work in fast food and get ingredients in absurd ways: fish from toilets, cola from rusty taps, cheese from rats. Cook, sabotage, and laugh until you cry!
0Tap Tap Loot
The world is under attack, and every tap fights back. Each keystroke unleashes your cute cat hero, smashing enemies and showering you with loot. Dive into a never-ending desktop expedition with friends or solo. Tap. Tap. Loot.
0Flaunt
Collect and show off rare characters and outfits in a social clicker game. Click to earn and upgrade with the skill tree, sell and buy in the marketplace, hang out in massive lobbies, and race to grab limited-time items before they're gone forever.
0Celestial Drift
Celestial Drift is a space-action sandbox game. Play solo or online. Shoot down various enemies to obtain rare and valuable materials. Sell what you find to buy better equipment and ships. Explore sectors to discover hidden paths, and dare to roam places you shouldn't visit.