Massively Multiplayer Games
Discover 3927 massively multiplayer games on Steam. Find the best games in this genre.
Massively Multiplayer Games
Explore 3927 massively multiplayer games
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.
0九州长歌
《九州长歌》开启东方玄幻武侠新纪元，以震撼业界的次世代引擎技术，打造横跨十万八千里的浩瀚无缝世界！山川河海瞬息万变，云海翻涌间可见上古遗迹若隐若现，每一次御剑飞行都将跨越截然不同的生态奇观。
0Hotel Abyss
Collect Coins and Items while Avoiding certain "Entities" while communicating with your team using Proximity voice chat.Save your coins and customize your character with it.
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.
0Cucu
Unlock skills and battle other players in this 2D FPS arena shooter. In bullet hell-like conditions, combine attributes to create your combat style and face powerful opponents. Team up or compete in real-time multiplayer mode to prove you're the strongest and survive until the end
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!
0Bad Teams
You can race with your friends, fight on the tracks and have fun. All you have to do is show that you are better than everyone else. Bad luck.
0Harpoon Arena
A fast-paced top-down team shooter. The arena is split in half, limiting direct hero contact. Use a harpoon to pull enemies to your side and finish them with teammates! Accuracy and cold calculation will lead you to victory. Just avoid other harpoons flying from all directions...
0Dungeon Danger Traps 2
Dungeon Danger Traps 2 is a free hardcore platformer with multiplayer, where every move matters. Dodge deadly traps, find the shortest route to the finish line, and compete for the best time!
0FREE DUNK
"FREE DUNK" immerses you in street basketball, celebrating individuality and competition. Build your legend, craft a dream team, and join global streetball leagues. Experience the raw joy of the game with controller support—hit the streets for epic battles!
0Masters in the Shadows
Become an artifact seeker or a hunter, tracking seekers in the abandoned American town of the 1950s - now inhabited by feral robots and mutated humans.
0DION
A survival game set in the heart of the great West African empires. The rules? There are none. Manage your base, craft your tools, gather resources, hunt, and impose your will on other players in this persistent, ruthless, and open world!
0DX Legends
Fast-paced online battle arena with thrilling modes, deep customization, and chaotic battles. Will you rise as a legend?
0Polygonal Conflict
Raise your army, crush the enemy defense, and seize air superiority in Polygonal Conflict. This is a massive-scale military sandbox where you directly control a vast arsenal of vehicles, command advanced AI, and personally smash through enemy lines across enormous battlefields
0Demon of the time
Demon Of The Time is a fast-paced FPS arcade shooter packed with intense, cinematic battles across vast, meticulously crafted locations inspired by ancient Japan.
0Shadow Of The Union
A co-op experience for 1–4 players. Take on government contracts in a world overrun by combat robots. Explore, gather resources, and keep your base operational at any cost!
0Convallaria
In the year 2082, the world is shattered. Convallaria is the last sanctuary. In this free-to-play PVPVE shooter, form a Squad and raid the "Archives." Battle monsters, loot gear, and mod Weapons in real-time. The real threat? Other players. Engage in high-paced combat to become the sole victor.
0Wee Boats
A chill multiplayer boaty honk game!