Best Massively Multiplayer Games on Steam
Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated massively multiplayer games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Massively Multiplayer games on Steam.
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Star Conflict
Star Conflict is an action-packed, massively multiplayer space simulation game that puts players in the role of elite pilots engaging in a widespread interplanetary skirmish. The whole world for PVP and PVE!
Champions of Regnum
Choose your Realm and engage in the most dynamic player driven battlefield available on any MMO. Fight for the Alsius Empire, protect the woods of Syrtis or avenge the Brotherhood of Ignis.
Age of Conan: Unchained
Age of Conan: Unchained is an award-winning and critically acclaimed massively multiplayer online game set in the sexy, savage and brutal world of Conan the Barbarian. Tread in the footsteps of the greatest fantasy hero of all time, and explore the vast reaches of Hyboria.
RaceRoom Racing Experience
RaceRoom is the premier free-to-play racing simulation on PC and home to official race series like DTM, WTCR, the WTCC and ADAC GT Masters. Enter RaceRoom and enter the world of a professional race car driver.
PlanetSide 2
PlanetSide 2 is an all-out planetary war, where thousands of players battle as one across enormous continents. Utilize infantry, ground and air vehicles, and teamwork to destroy your enemies in this revolutionary first-person shooter on a massive scale.
Call of Duty®: Black Ops II
Pushing the boundaries of what fans have come to expect from the record-setting entertainment franchise, Call of Duty®: Black Ops II propels players into a near future Cold War
Guns of Icarus Online
Assemble your crew, take to the skies in the premier PvP airship combat game. Guns of Icarus Online is all about flying massive airships, shooting big turret weapons, and working as a team for supremacy of the skies. Everyone as one, victory or death, together.
Primal Carnage
A savage online shooter, where players do battle as man or beast in class-based deathmatches and a frantic escape mode. Unleash your inner dinosaur!
Continent of the Ninth Seal
The Continent of the Ninth Seal (C9) is an action MMORPG. Players take part in the game as heroes of Glenheim to stand against Nefer, an evil villain trying to open a gate to the Netherworld and swarm the land with his infernal legion.
MapleStory
Join over 260 million players worldwide in MapleStory, the world’s biggest 2D MMORPG adventure! Play now for free.
Tribes: Ascend
This edition packages weapon DLC from ten previous expansions as well new featured content.
Dungeons & Dragons Online®
Enter a world of danger and adventure with Dungeons & Dragons Online® based on the beloved RPG that started it all.
The Lord of the Rings Online™
Join the world’s greatest fellowship of players in the award-winning online re-creation of J. R. R. Tolkien’s legendary Middle-earth.
Stronghold Kingdoms
A massively multiplayer grand strategy game, Stronghold Kingdoms is about forging alliances, political mind games, city-building and castle sieges with thousands of other players!
Realm of the Mad God Exalt
Embark on an exhilarating journey into the pixelated Realm of the Mad God! Join, an action-packed, free-to-play MMO bullet hell game. Discover a world with danger, challenges, and hidden treasures as you battle through waves of enemies. Team up with players and conquer dungeons to become a legend!
Star Trek Online
In Star Trek Online, the Star Trek universe appears for the first time on a truly massive scale. Players take the captain's chair as they command their own starship and crew. Explore strange new worlds, seek out new life and new civilizations, and boldly go where no one has gone before.
EverQuest II
EverQuest® II is the epitome of massively multiplayer gaming - the ultimate blend of deep features, heritage, and community.
APB Reloaded
The world’s first and premier Action MMO Third Person Shooter allows you to choose between two sides of the law. Play as Enforcer or Criminal, customize your gear for the task at hand and hit the streets and play how you want in a city filled with more action this side of a Hollywood blockbuster.
DC Universe™ Online
DC Universe Online is a Free-to-Play, massive multiplayer online action game set in the popular DC Universe. Become one of a new breed of Heroes or Villains and wield incredible powers as you go to war with legendary characters such as Batman, Superman, Lex Luthor and The Joker.
Bloodline Champions
Bloodline Champions is a Free-to-Play online PvP Arena game where players engage in short, intense battles of up to ten players divided into two teams. Each player takes control over one of several bloodlines, each with their own unique weapons and abilities. Easy to learn, challenging to master.
Puzzle Pirates
Every activity in Puzzle Pirates is a uniquely fun puzzle: be it sailing, gunning, or hauling treasure, your own puzzling skill determines your success!