Games like Karos on Steam
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Mist Legacy
Mist Legacy gives you a new way to experience the thrills and adventures of an MMORPG. Handcrafted by a small team of passionate developers, the game features an easy to play top-down world, turn-based combat and a skill-based progression system. Try our game for free. We hope you like it!
STALCRAFT: X
STALCRAFT: X is the largest open-world online game in the Chernobyl Exclusion Zone. Explore the world full of mutants and anomalies alone or with friends — unforgettable emotions guaranteed.
Guild Wars 2®
Guild Wars 2 is an award-winning online roleplaying game with fast-paced action combat, deep character customization, and no subscription fee required. Choose from an arsenal of professions and weapons, explore a vast open world, compete in PVP modes and more. Join over 16 million players now!
Phantasy Star Online 2 New Genesis
Phantasy Star Online 2 New Genesis is a free-to-play action MMO. Join players around the world to explore the planet Halpha and fight in epic battles as ARKS Defenders! Unleash your imagination with our ultimate character creation experience and creative spaces to create your own phantasy.
EVE Online
Over 20 years of legendary space battles! Explore a massive living universe of danger and opportunity in a challenging and highly rewarding space adventure. Fight, trade, build, and connect with a universe driven and shaped directly by players.
Tower of Fantasy
Embark together on your fantasy adventure! Set hundreds of years in the future on the distant planet of Aida, the shared open-world RPG, anime-infused sci-fi adventure Tower of Fantasy now is officially available on Steam.
Crystal of Atlan
Crystal of Atlan is a Magicpunk MMO Action RPG where you can immerse yourself in a Magicpunk world. Build your skills, fight and uncover the secrets of this world with your allies! Time to embark on a wondrous journey of Magic and Machinery!
Project: Gorgon
Project: Gorgon is a fantasy MMORPG that allows you to forge your own path through exploration and discovery.
Nin Online
Fight and train with powerful Jutsu to rise through the ranks of your village in a ninja open-world MMORPG. Join over a hundred thousand players worldwide. Play now for free!
Pantheon: Rise of the Fallen
Pantheon: Rise of the Fallen is a deeply social high fantasy MMORPG that challenges its players and rewards effort. Join the denizens of Terminus to uncover the mysteries of a world divided by Celestial loyalty… and betrayal.
Reign of Guilds
Reign of Guilds — the spiritual successor to the old-school fantasy where steel, magic, and skill decide your fate. Inspired by the legacy of Ultima Online and EverQuest.
Puzzle Pirates: Dark Seas
Every activity in Puzzle Pirates is a uniquely fun puzzle: be it sailing, gunning, or hauling treasure, your own puzzling skill determines your success!
Last Oasis
Nomadic Survival MMO. Build wooden walking machines to travel to new lands. Create clans and fight for territory. Resources deplete fast, so take your sword and scavenge, pirate, and trade to stay alive.
Citadel: Forged with Fire
This massive online sandbox RPG features elements of magic, spellcasting, building, exploring and crafting. As a newly minted apprentice of the magic arts, you will set off to the dangerous world of Ignus. Tame mighty beasts, forge alliances, explore uncharted territories or fight for dominance!
Cyber Hunter
Cyber Hunter is an open-world battle royale game featuring an unique combination of gaming elements, including survival, shooting and exploring. Any vertical surface in the Cyber Hunter world is climbable and players can glide down from high up.
Just Cause™ 3: Multiplayer Mod
Just Cause 3 Multiplayer mod is a free fan-created project bringing an explosive and highly-customizable multiplayer.
Strife®
Strife® is a truly free to play, competitive, MOBA that features non-stop action and engaging combat. Take control of powerful and versatile heroes, each capable of dominating in unique ways, and exert your will in an epic battle between two teams.
Onset
Onset is an open world Lua scripting sandbox without predefined goals. Choose from hundreds of Lua functions from our Developer Wiki to create your own scripts and gamemodes. Onset is a perfect starting point for beginners interested in learning how to program.
Will To Live Online
Will To Live is a MMORPG-shooter whose action takes place in a severe post-apocalyptic world. Explore the world, engage in fights with mutants and other survivors, join the clans in the struggle for existence and prove your right to Live.
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.
FOS
In this game, you can do whatever you want, not necessarily follow the story of the game, you're not some dirty farmer, right? And for whom did this pathetic, boring, and generally unbearable story come up, because you don't always have to follow it right?
Dead Maze
Dead Maze is a 2D MMO game set in a destroyed contemporary world, filled with zombies. Explore the world, scavenge and craft as many items as possible, to survive the hostile environment and upgrade your gear and camp as you go.
Royal Quest Online
Fantasy comes alive in this vast yet cozy free-to-play MMORPG! Choose between 4 classes and 8 subclasses, explore hundreds of locations, thousands of quests, dive into varied PvE and PvP modes, enter the unique vibrant world, and trade with other players. Play, explore, fight and be victorious!
Idle Clans
Idle Clans is a multiplayer idle game that combines the classic MMORPG experience with simplified gameplay and less time commitment. Features include a player-driven economy, PvE, trading, quests, crafting and opportunities to play, socialize and collaborate with other players.
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.
Urban Rivals
Urban Rivals World - for fans and new players! Come to fight and stay for the collection!
Strike.is: The Game
Load your gun and dominate the best multiplayer mobile shooter game!
Subspace Continuum
THE legendary free online multiplayer space shooter! Addictive, fast-paced, easy to learn, and impossible to master.
Hero Zero - Multiplayer RPG
Become a hero, build your own Hide-Out and start by saving your neighbourhood. Level up your skills, collect incredibly weird superhero gadgets, and join a superhero team to save the world!
Open World Game: the Open World Game
Open World Game: the Open World Game is the purest open world game experience. Enjoy simplified mechanics, minimal graphics, and an extremely short main story; all so you can get to work removing every icon from the map with the least resistance.
Argentum Online
Argentum Online, a 2D MMORPG, offers epic quests, dungeon delves, and battles in a fantasy world. Emphasizing community, it features alliances, PvP, and a player-driven economy, all within a vibrant open-world setting.
Blade & Soul Heroes
This thrilling free-to-play Collectible Action MMORPG offers the duality of turn-based strategy & real-time action. Experience exciting cross-platform play and embark on an epic quest where numerous stories are waiting to be discovered alongside your five member team. Unite your heroes!
Rakion Chaos Force
Enter the arena in Rakion, an online free-to-play action RPG built for fast-paced, skill-based combat. Customize powerful warriors, unleash summoned creatures, and dominate dynamic PvP battles solo or with your team.