Massively Multiplayer Games
Discover 3166 massively multiplayer-tagged games on Steam. Find the best games with this tag.
Games with Massively Multiplayer
Explore 3166 games tagged with massively multiplayer
0We Will Be Gods
We Will Be Gods is a free-to-play strategy war game on a massive scale. Large kingdoms of players must work together to face-off against other player-owned kingdoms, battling it out in massive, months-long wars in a bid to attain godhood and ultimate victory.
0Marble Allstars
Marble Allstars is a classic online 3D platformer marble game featuring 60 levels and a large collection of nostalgic marbles to collect!
0Veggie Brawl: Battle for the Garden
Veggie Brawl is a multiplayer game where 10 vegetables fight in 3 rounds. The last veggie standing wins, while the 9 losers turn into a salad! Each veggie has unique abilities, and players must strategize to survive. Only the strongest veggie avoids becoming a salad!
0Voxlife Greek
An MMORPG set in ancient Greek mythology. Craft gear, hunt rare items, and explore a land ruled by gods and monsters. Unlock skills through quests, earn blessings from legendary bosses, and engage in PvP where anyone can be your enemy. Conquer foes, forge alliances, and carve your name into myth.
0Lust Horizon 🔞
Lust Horizon 🔞 is a sizzling card battler where strategy, tactics, and desire collide! Build your deck, choose a champion with unique abilities, and dominate in thrilling PvP and campaign battles. Unlock rewards, upgrade your fighters, and prove your supremacy! 🔥
0Infinilearn Math Game
Create YOUR custom character, play WITH friends, and EXPLORE an epic world - all while doing math practice.
0Brawlers Tavern
Enter the Tavern! Compete in arenas, brawl sports, and tournaments. Customize your look & abilities, socialize, form guilds, capture forts, and climb the leaderboards!
0Squad Raid
This is a 1v1.3v3 multiplayer online shooting game where victory in each round is achieved by the number of kills. There are a total of 7 rounds.
0Fantasy Shop Simulator ⚔️
Shop Titans meets Supermarket Simulator! Manage your own fantasy shop. Play solo or with friends to grow your business. Stock your store with magical weapons, enchanted armor, and rare artifacts in this immersive first-person game. From the creators of Tavern Manager Simulator! ⚔️🏰💰
0Kamioza (Ch1 Azaria)
Discover lost treasure, restore ancient artifacts and unravel forgotten mysteries in this unique First Person multiplayer adventure. A retro game with co-op puzzle solving, micro competitions and resource management. Create powerful spells to protect and thrive in this beautifully crafted world.
0Fly With Friends
Fly With Friends is a social multiplayer flying game. Relax, explore, and fly...with friends!
0The LOST Saga
The LOST Saga is a horror RPG set in The Backrooms. Explore "endless" existing and all-new liminal Backrooms Levels, face off against relentless entities, and carve your path alongside factions, or all on your own. The Atlas of The Deep remembers everything, but will YOU?
0ANLG_VOID™
ANLG_VOID is an intense horror exploration game set in the endless, shifting labyrinth of the Backrooms. Built in Unreal Engine 5.5, it delivers an eerie, lore-accurate experience where flickering lights, distant echoes, and shifting hallways fuel your paranoia. You were never meant to be here.
0SEMP 64
A super easy, classic 3D platformer, with online multiplayer for up to 100 players. (Disclaimer: it's actually super difficult at times)
0Jitter Games
Jitter turns Twitch streams into fully interactive, Twitch-integrated gaming experiences — where thousands of players can jump in at the same time! Viewers don't just watch, they play, with the ability to control the action right from Twitch chat.
0MOSS Becoming Human
MOSS Becoming Human is an AI science game where players develop and deploy AI agents to build a Martian civilization. Customize, evolve, and test AI in various modes, shaping diverse outcomes. Agents can also interact with the real world, including social platforms like X.
0Iron Trident
Iron Trident is a multiplayer tank warfare game where you command real models of modern armored vehicles in strategic, fast-paced online battles featuring realistic physics, deep progression, and dynamic environments.
0GLITCHOUT
GLITCHOUT is a post-apocalyptic MMO Idle RPG with turn-based combat, factions, base-building, and random chaos at every step. Here you might get attacked by an NPC missing its script, a drunken vacuum cleaner, or a TV boss.
0LEKANO WORLD ONLINE
Catch, train, and fight in real-time PvP arenas. Explore a dangerous open world, tame unique creatures, gather loot - and escape alive.
0Blademistress Chronicles
An expansive MMORPG with no level cap, player-created dungeons with customizable buffs, dynamic town invasions, and storm events. Explore realms of spirits, dragons, and the dead, summon monsters with loot scaled to you, and build your perfect adventure with unique pets!