Hidden Online Co-Op 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 online co-op games. For those who prefer not to search, check out lists of the most played, top deals and best free to play Online Co-Op games on Steam.
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Worbital
With the shifting gravity on your side, aim your cannons, blast your enemies and enjoy the fireworks. Worbital is a real-time strategic artillery game in space, peppered with a heavy dose of cosmic chaos. The goal: be the last civilization standing!
Trickster VR: Co-op Dungeon Crawler
A procedurally generated fantasy adventure, starring floating islands, epic loot and a horde of orcs! Try your skills against orcish combat expertise, ancient magic and ragtag airships!
I am not a Monster: First Contact
Retro sci-fi tactical turn-based strategy with an exciting storyline. The Albatross space liner is overrun by lizard-like monsters that can infect humans and turn them into their own kind. Save the passengers and defeat the hostile creatures.
BLACK CLOVER: QUARTET KNIGHTS
Take part in 4-on-4 team battles and cast an array of magic spells to defeat the opposing team! You can assume one of four roles. Use your role and spells to the best possible effect, and cooperate with your teammates to win the battle!
Ninjin: Clash of Carrots
Ninjin: Clash of Carrots is an anime-inspired beat-em-up with varied enemies and deep customization. Play as the rabbit Ninjin, or Akai, the ninja fox, and fight to retrieve the carrots stolen by Shogun Moe! Redeem carrots for weapons, upgrades and more! Supports 2-player online or local co-op.
Regular Human Basketball
Ready to play some ball? Grab a team, suit up, and climb inside your human! Prep its thrusters, lower the all-terrain wheels, and spin up that flailing magnet-arm. It's time to play Regular Human Basketball!
Son of a Witch
Action roguelike for 1-4 players with cute graphics and deep game mechanics. Combine dozens of different weapons, magic items, potions and spells with unique effects to beat 8 enemy factions and 28 bosses. Can you find the ancient goblin artifact at the end of the dungeon?
Dark Quest 2
Dark Quest 2 is a turn based RPG where you control a party of heroes on your epic quest to defeat the evil sorcerer and his minions.
Mount Your Friends 3D: A Hard Man is Good to Climb
Join in the great simulated sportslike experience of friend mounting! Assemble a team and climb your way to the top! Mount Your Friends 3D brings mounting to the third dimension, with the same classic innuendo that made you slightly uncomfortable back in the day.
Walking Zombie: Shooter
The Walking Zombie is a stationary FPS with an online co-op mode in a world full of zombies to kill. Buy and upgrade your weapons, kill all enemies in 200 levels and destroy mighty boss monsters before they eat you alive!
No Heroes Here
No Heroes Here is a frantic co-op game for 1 to 4 players, available in local and online modes. Craft and use several items effectively whilst coordinating your ragtag band of non-heroes to defend castles and survive! ...Oh, as well as saving the Kingdom in the meantime!
Eternity Warriors VR
Packed with classical action game essences, high-definition visual, and real-time multiplayer features.
Ball 2D: Soccer Online
Ball 2D is an online multiplayer soccer game with 100% physics-based gameplay where you control one player.
Head Goal: Soccer Online
Play with your friends an online multiplayer soccer game with 100% physics-based gameplay where you control one player.
Gangs of Space
Gangs of Space is a massively-multiplayer Rogue Shmup where Gangs of players compete for the conquest of the galaxy.
Airmen
Airmen is a first person ship building and battling game featuring airships, landships and watercraft. Crew your ship solo or alongside friends on dangerous expeditions into the archipelago to complete contracts, collect resources, and upgrade your ships.
Rocketbirds 2 Evolution
The original Coq of War returns in a glorious explosion of finger-licking fun; with enhanced controls, new upgrade systems, a full single player campaign in “Part 1: The Cockup” with full VO and OST - and a 1- 4 player campaign in “Part 2: The Rescue” with procedurally generated maps.
Mysterium: A Psychic Clue Game
Mysterium is a cooperative deduction game set in the 1920s in which a ghost guides a group of psychics to uncover a murderer, as well as the weapon and location of the murder, using only visual clues.
8-Bit Invaders!
8-Bit Invaders! is a fast-paced, retro Real-Time Strategy game for the PC. Control the military might of the Galactic Marine Corps or Invade with the devastating power of the Cranioids! Mine, Build, and Fight your way to victory! Conquering the Multiverse was never so easy.
VERSUS SQUAD
Versus Squad is a fast action twin-stick shooter from the creator of Nation Red. Build your own sandbox defense and battle thousands of zombie mutants in top down combat! Face up to a dozen bosses. Simultaneously. Collect loot, build and repair. Play single player, on-line or local coop!
Out of Ammo
Out of Ammo is an intense VR Tower Defense / FPS hybrid strategy game that will have you constructing defenses, calling in artillery, issuing orders, and taking direct control of your soldiers in order to survive a relentless enemy onslaught.
New Retro Arcade: Neon
Emulate your favorite arcade games in an environment engrossed with retro realism and extremely detailed surroundings. Be filled with nostalgia and realise what arcade life felt like back in the 80’s/early 90’s.