Massively Multiplayer Games
Discover 421 massively multiplayer games on Steam. Find the best games in this genre.
Massively Multiplayer Games
Explore 20 massively multiplayer games
Onigiri
Onigiri is an MMO Action RPG with a fast weapon changing battle system. Join a party of other players or travel with 8 NPC companions on your journey. With simple controls, you can dive into the thrilling world of Onigiri. Switch between weapons to battle through the Youkai.
0Second Galaxy
Second Galaxy is an open world sci-fi game that combines RPG and SLG elements. You can navigate hundreds of different space ships, team up with players to form alliances, and engage in intergalactic battles with other players around the world.
Lost Rift
Lost Rift is a first person survival adventure shooter that blends cooperative base building with multiplayer PvE or PvP extraction expeditions. Journey solo or in teams of up to 5 players across a vast archipelago, craft gear, build bases, defeat raiders, and become legendary.
Frontline 1942: Battles of the World War 2
Immerse yourself in the times of the Second World War II and become a real hero! Shoot, capture, win – the path to glory is paved with shells!
Warhammer: Chaos And Conquest
MMORPG and strategy gameplay in one. Living realms of Chaos Champions battle in PVE and PVP strategic combat. Persistent army management and constant live events. Collect Warlords, manage resources, and conquer your foes.
OverDrift Festival
Become the star on festival of car culture and sports. Drift races and Free Style Drift tours on public roads with traffic. Huge game world, iconic tracks. Unique collection of cars. Wide range of tuning and styling options. Accurate physics: a sense of speed and lateral g-forces.
Big Bang Empire
Conquer the blue movie Olympus in this fun & kinky RPG. Collect ludicrous items, level up your stats and compete with other stars!
Grand Fantasia : ORIGIN
New engine, New gameplay, New adventure, the classic MMORPG 《Grand Fantasia：ORIGIN》technological innovation, reigniting the heart of adventure, and composing a new chapter of the fantasy World with Sprites.
M.A.R.S.
MARS is a Free-To-Play Third Person Shooter set in an evolving sci-fi world. From the hilarious Headhunter mode, to Huge Mecha vs Mecha battles, to fully customizable loadouts; whether Co-op or PvP, M.A.R.S. has something for everyone. Kill, Die, Repeat.
War Rock
War Rock is a fast-paced, large-scale multiplayer first person shooter that combines old-school tactical combat with explosive vehicular warfare. Choose your profession and battle in close quarters combat, vehicular warfare and terrifying Zombie Survival encounters. Enlist in War Rock today!
0DEPLOYMENT
An intense competitive top-down shooter: choose your class, capture turrets, progress, and dominate in the arena. top-down shooter, multiplayer shooter, arena shooter, class-based shooter, sci-fi shooter
The Backrooms: Survival
Survival horror with roguelike elements. Explore randomized levels with different items and entities while trying to maintain your thirst, hunger, and sanity, ensuring a new experience every time. Play alone or with up to TEN friends online! Cross-platform multiplayer with Nintendo Switch.
Citywars Tower Defense
Citywars TD is a cute multiplayer third person Survival Tower Defense. Build towers, gather resources, craft tools, upgrade weapons, level up buildings, expand your city with your friends and work under pressure before the next incoming wave of monsters.
0Talvisota - Winter War
Talvisota for Rising Storm 2 brings players from the steaming jungles of Vietnam to the frozen forests of Finland, during the Soviet-Finnish Winter War of the late 1930s.
Mad Adventures
Work together or betray each other! Unlock lobby-wide upgrades. Survive a 4-day expedition to reach the final boss. A Multiplayer 3D Platformer with a sprinkle of Roguelike and Battle Royale!
Habbo Hotel: Origins
A pixel-art social simulation MMO where you customize your avatar, build and decorate rooms, trade rare items, and join live community events in a nostalgic yet ever-evolving virtual world.
0Piratopia
Set sail in the open seas and plunder solo, PvE or PvP. Trade goods for ship upgrades or equipments to hunt the Kraken, all in the same Server. Dominate by yourself or with maties. Arrrr for free!
Metal War Online: Retribution
Fast Online Car Shooter. Unmatched dynamic shooter with a huge selection of futuristic technology! Millions of players.
KROSMAGA
Krosmaga is a game of skill where the Twelve Gods of the Krosmoz universe settle their differences by pitting creatures, mortals, and demi-gods against each other in a battle of truly epic proportions!
Starblast
Fun, fast paced online multiplayer arcade space shooter. Take control of your spaceship, mine asteroids, increase your stats, upgrade to different types of spaceships with improved stats and weapons. Fight against other players and collect their gems.