
When a virus makes robots go rogue, you and your squad are sent in to take back control of the situation by taking on endless waves of increasingly violent synths. Go now mercenaries! Execute .synth_protocol.
60+ similar titles based on shared tags and player behavior. Themes include Action, FPS, Shooter, 3D.

When a virus makes robots go rogue, you and your squad are sent in to take back control of the situation by taking on endless waves of increasingly violent synths. Go now mercenaries! Execute .synth_protocol.

They're In The Walls
An online co-op where you and your mates, or whoever you’ve roped in, clear houses of Groblins. Grab ’em with your bare hands, use whatever tools you’ve got, chuck stuff if you have to. Just get it done, get paid a couple of quid, and gear up to do it all again.

REPLICORE
Replicore is a 1-4 player co-op shooter where you transform into the spherical Core: roll through tunnels, dash between cover, and launch your teammates at enemy robots for explosive takedowns. The shapeshift shooter with cooperative mobility.
An online co-op where you and your mates, or whoever you’ve roped in, clear houses of Groblins. Grab ’em with your bare hands, use whatever tools you’ve got, chuck stuff if you have to. Just get it done, get paid a couple of quid, and gear up to do it all again.
Why similar: Online Co-Op 30.4%, Party Game 26.8%, PvE 15.7%, First-Person 7%, Physics 5.9%
Replicore is a 1-4 player co-op shooter where you transform into the spherical Core: roll through tunnels, dash between cover, and launch your teammates at enemy robots for explosive takedowns. The shapeshift shooter with cooperative mobility.
Why similar: Online Co-Op 30.9%, FPS 25.8%, PvE 17.1%, Action 7.4%, Shooter 7.2%
First / third person multiplayer shooter with single and multiplayer AI bots and monster, premade and procedural environments.
Why similar: FPS 31.9%, Online Co-Op 23.8%, PvE 12.7%, Shooter 11.8%, Action 7.4%
Wanted: Yokai Uprising is a cooperative first-person shooter. Take down waves of yokai solo or with a partner. Choose between two mercenaries with unique play styles to complete the mission assigned to you and defeat the city's most wanted boss.
Why similar: Online Co-Op 32.6%, FPS 28.6%, PvE 15.7%, Shooter 9.9%, Action 6.3%
ASTRAL is a first-person shooter set in a futuristic universe. Embody a GRD robot and engage adversaries in dynamic environments, spanning Earth and Off-World locations. Utilize comprehensive weapon customization to craft your personalized loadout, preparing you for intense kinetic action.
Why similar: FPS 28.9%, PvE 19.5%, Robots 14.3%, Shooter 10.7%, Physics 5.9%
Cut through fungal aliens in this hyper-customizable, mission based looter shooter. Hundreds of hand-crafted upgrades, 4-player co-op, and a little roach man. What’s not to love?
Why similar: Online Co-Op 31.7%, FPS 24.7%, PvE 15%, Shooter 9%, Funny 7.2%
A co-op game about exploring dangerous planets with your teammates, collecting and selling scrap metal to survive from the corporation. Assemble your own robot to help your team in your own way. Never be a “rusty coffin”.
Why similar: Robots 22.4%, FPS 21.8%, Online Co-Op 17.6%, PvE 16%, Shooter 9.2%
A co-op zombie horde shooter set in a West Yorkshire town gone very, very wrong. Fight off waves of the undead, collect coins, buy bigger weapons, and uncover the dark secret rotting at the heart of Brumley. Up to 8 players. No survivors expected.
Why similar: Online Co-Op 34.1%, FPS 18.3%, PvE 15.4%, Funny 9.2%, Shooter 7.9%
Rocket Bots is a fast-paced arena shooter where you blast through escalating waves of killer machines. Master a brutal arsenal, survive solo or in Steam co-op, climb the damage leaderboard, and push deeper into the swarm.
Why similar: FPS 34.6%, Robots 28%, Shooter 7.7%, 3D 6.7%, Futuristic 6.2%
Pistol House is a sci-fi roguelike FPS. Build your power through cards, enhance your gun, and command a spirit companion as you battle relentless, ever-growing mechanical hordes.
Why similar: Online Co-Op 29.6%, FPS 27.6%, PvE 16.5%, Shooter 7.7%, Futuristic 6.3%
Gag Order is a co-op horror FPS set within the surreal complex of Ground Zero Laboratories. Play alone or with a squad of up to 4 players. Fight enemies through unpredictable environments and make use of a variety of mechanics. Explore eerie, atmospheric locations.
Why similar: Online Co-Op 24.7%, Party Game 23.4%, FPS 18.7%, PvE 12.1%, Shooter 6.9%
Minigame where you have to destroy robots to save the world
Why similar: FPS 31.2%, Robots 29.9%, Funny 15.3%, Shooter 12.9%, First-Person 7.1%
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!
Why similar: Online Co-Op 27.8%, Robots 23.9%, Party Game 18.9%, Funny 9.8%, PvE 9.2%
Use your FPS expertise and beat it!! The enemy AI in the game will follow the player's behavior and try to surpass you; please do your best to defeat it, it may perform beyond your expectations, and the rest will surpass you!
Why similar: FPS 33.4%, Robots 21.1%, Shooter 17.2%, First-Person 7.9%, Physics 7.2%
Fight as Talon 13-10 in this FPS roguelite adventure set on a fallen Earth. Combine weapons, augments, and elements to forge devastating builds, and blast through Monarch’s endless machines. Grow stronger each run, solo or with friends.
Why similar: Online Co-Op 30.2%, FPS 21.8%, PvE 13.6%, Robots 12.5%, Shooter 7.4%
Fight terrorists and robots in this old-school fast paced first person shooter. Grab a friend to help you put an end to their terror with split screen support or each enjoy your own monitor with dual monitor support.
Why similar: FPS 28.6%, Robots 27.3%, PvE 17.9%, Shooter 8.9%, Futuristic 5.6%
Your friends are bagging over $15M in cash, but you’re here to ruin the score. Sabotage their heist at any cost while surviving lethal random events.
Why similar: Party Game 29.1%, FPS 16.9%, Online Co-Op 14.7%, Funny 12.5%, PvE 11.1%
Classic zombie round survival. choose a map and see how many rounds you can survive with friends or alone.
Why similar: Online Co-Op 41.2%, FPS 22.9%, PvE 18.5%, Shooter 12.1%, Action 5.2%
Work for the notoriously stingy DuckTape Inc. Secure runaway anomalies as quickly and cheaply as possible in 1–5 player co-op. Stabilize systems, recover data, haul entities to the helicopter—and try not to become “too expensive.”
Why similar: Party Game 27.9%, Online Co-Op 24.4%, FPS 17.9%, Funny 10%, Physics 8.7%
A first person shooter and tower defense blend where players defend against waves of robots. Play alone or with friends to design paths, build towers, and upgrade weapons to protect key areas!
Why similar: Online Co-Op 24.5%, FPS 21.7%, Robots 14.2%, PvE 13.9%, Futuristic 7.6%
Fullsenders is a 1-4 player co-op movement shooter based in an AI-overrun world... Master fast, fluid movement and advanced shooting to destroy take back the world. Gather resources, complete objectives and extract to level up and upgrade your Fullsender... Just do it before night time comes.
Why similar: FPS 20.7%, Online Co-Op 18.1%, PvE 15.5%, Funny 11.2%, Futuristic 9.6%
Guardians Frontline is a sci-fi VR shooter that makes you a soldier and a commander. Fight off enemies and build bases in a single-player and co-op campaign, plus PvP game modes with full cross-play support.
Why similar: Online Co-Op 24%, FPS 20.4%, Robots 19.1%, PvE 13.3%, Futuristic 7.3%
Light it up in CHARGE!, the laser tag-inspired sport of the future! Let loose in arena-style first-person shooter action to bounce around buildings, modify your laser weapons to bend light, and take on your friends in quick matches for territory dominance.
Why similar: Online Co-Op 31.2%, FPS 26.4%, Robots 13%, Shooter 9.1%, Futuristic 5.7%
Chained Together Crossing is a Co-op game where you and up to 4 friends are handcuffed and have to get to the other side of the street. Levels get progressively more difficult, and sanity will be lost.
Why similar: Online Co-Op 35.4%, Party Game 30.8%, Physics 11%, Funny 9.4%, Action 5.5%
Tower of Portal is a little Indie FPS Shooter, where you control a soldier with the mission to destroy the AI Central Computer that controls the machines spreads in the city. Your mission is avoid this domination through the machines.
Why similar: FPS 33.9%, PvE 16.8%, Shooter 16.1%, Futuristic 13.2%, Action 10.8%
Spellers is a 2v2 game where you fight to capture the zone and claim victory. Cast Spells by typing their names on your keyboard : speed and accuracy are key ! Master over 15 Spells, customize your wizard, and dominate the zone.
Why similar: Online Co-Op 31.1%, FPS 18%, PvE 14%, Funny 9.1%, Shooter 8.7%
Drunk Mages is a co-op game. Players are drunk wizards trying to brew potions. Being drunk makes things a bit harder. Each level has its own unique design and different challenges that must be completed.
Why similar: Online Co-Op 35.1%, FPS 24%, Party Game 16.5%, PvE 10.6%, First-Person 5.9%
In a survival struggle, take on roles of three unique classes, gather resources, evade horrifying creatures, and protect the Sanctuary in a world filled with mysterious events. Explore the open world with vehicles and engage in strategic cooperation.
Why similar: Online Co-Op 30.6%, FPS 19%, Robots 18.1%, PvE 13.8%, Futuristic 6.7%
CATACLYSM: Even Angels Sin is an FPS Bullet Hell with UNLIMITED movement. Breach the Sinner's Paradise as the Heaven Breaker and reclaim the divine realm from hordes of false Angels.
Why similar: FPS 37.9%, PvE 25.7%, Shooter 14.4%, First-Person 7.2%, Action 6.4%
REGENERATE is a co-op horror-comedy game up to 4 players. Scavenge a haunted casino and bet everything you find just to survive another day.
Why similar: Online Co-Op 39.3%, Party Game 22.6%, Funny 15.5%, Character Customization 7.4%, First-Person 6.3%
The infamous 🐖Pih sequel is here! There's some new angry hawgs coming for you. Ever heard of a🐊Pihgator? 🦈Shark-Hawg?🦝 Hogoon? What about a 🐦⬛Birdhawg? We also have boats and hot air balloons to help us fight against these ferocious pihs. Are you ready to show them who's the real 🐗hawg?
Why similar: FPS 40.4%, Funny 27.1%, Shooter 15.3%, First-Person 9.7%, Action 5.4%
Team up with up to 3 friends in online co-op to breach 10 ultra-realistic login screens with Physics-Driven Cursors! To unlock the final mini game, you must use fectly log into 10 fictional online services without a single mistake. Do you ready to get stuck at the login page???
Why similar: Party Game 43.2%, Online Co-Op 20.1%, Funny 16.3%, Physics 11.1%, Action 9.2%
A spooky teddy bear first-person shooter where you defend your owner from waves of her nightmares. Play solo or join your friends in up to 4 player online co-op.
Why similar: FPS 22.7%, Online Co-Op 17.9%, PvE 16.9%, Funny 11.5%, Shooter 9.9%
Make cute things cry!
Why similar: FPS 34.1%, Robots 27.1%, Shooter 13.7%, Futuristic 7.5%, Action 6.1%
Crooked Cooks is a chaotic co-op game where you and your crew run a restaurant as a front for the Boss’ criminal jobs, mixing fast-paced cooking with shady business.
Why similar: Online Co-Op 36.4%, Party Game 33%, Funny 11.5%, Physics 6.2%, Action 4.8%
Shotgun Farmers is the multplayer shooter where missed shots grow guns. Fire your bullets into the ground to plant your ammo. The longer a gun plant grows the more ammo you will get!
Why similar: Online Co-Op 21.8%, FPS 21.6%, Funny 12.1%, PvE 11.7%, Shooter 9.9%
You are brought to another dimension, to help a weak faction fight their aggressive enemy. You will need to upgrade your arsenal and abilities, to take on this task and become victorious.
Why similar: FPS 35.1%, PvE 23.5%, Robots 16.8%, Shooter 13.1%, First-Person 7.2%
Can you find the cold-blooded killers who have infiltrated your adorable feline friends? In this 12-player multiplayer game of betrayal, complete missions as an innocent or sabotage systems as a killer, exploiting the chaos to hunt everyone down. Sharpen your claws and survive!
Why similar: Online Co-Op 33.4%, Party Game 23.1%, FPS 17.3%, Funny 10.3%, Character Customization 5.3%
An extremely difficult game about two chickens balancing an egg. Will you finish the game, or chicken out? Suffer and triumph alone or with a friend in online Co-Op!
Why similar: Online Co-Op 37.5%, Party Game 33.3%, Physics 12.5%, Funny 6.1%, Action 5.2%
A wave-based FPS for 1–4 players, made with passion by one dude! Pick your load out, mow down hordes, Roast Mr Hotdog and earn cash. Spin Vegas-style slots (random box) between waves for upgrades, compete for the best score, and see if your luck (and skill) can keep you standing. Can you survive?
Why similar: Online Co-Op 27.1%, FPS 22.7%, PvE 17.2%, Shooter 9.9%, Character Customization 7.5%
HAM is a chaotic co-op factory management game where you and your friends struggle to fulfill endless orders while everything falls apart around you. Work together to survive the corporate grind, or watch your careers go up in smoke when the HAM hits the fan.
Why similar: Party Game 33.2%, Online Co-Op 29.2%, Physics 13.2%, Funny 12%, First-Person 6.8%
The doom of humanity arrives as chemists and scientists experiment with the genetic codings and structurings of all living things, ending up with unwanted infiltrators smuggling into the secret premises, obtaining the powerful genetic-altering chemical mixture that leads to ultimate terrorism.
Why similar: Online Co-Op 27.5%, FPS 26.9%, PvE 21.9%, Shooter 11.3%, First-Person 6.8%
Postal Party is a chaotic multiplayer physics-based mail sorting party game for 1 to 4 players. Working together as an elite team of mail-bots scrambling to deliver parcels, dodge disasters, and somehow deliver on time.
Why similar: Party Game 36.8%, Robots 18.3%, Funny 9%, PvE 8.7%, Action 7.5%
Killfest is a fast-paced arcade FPS that fuels your adrenaline rush! Shoot and slice your way through the pit by yourself or with friends! Think fast and coordinate your assault as you progress though waves of unique and challenging foes.
Why similar: Online Co-Op 28.1%, FPS 19.3%, Robots 19%, Shooter 10.3%, PvE 6.5%
PROTOCORE is a 1-4 player co-op shooter. 200% more guns! 200% more fun! 999% more brain! Shoot your way through a gigantic spaceship full of deadly robots and face an Artificial Intelligence that is learning from your actions.
Why similar: Online Co-Op 25%, Robots 24.1%, FPS 19.7%, PvE 12.4%, Shooter 8.6%
Step into a world over run with Mycha, a strange mineral with seemingly magical powers. Clear monster-infested environments and protect researchers on your own or with up to three other players online. Welcome to The Federation.
Why similar: Online Co-Op 30.5%, FPS 24.6%, PvE 16.9%, Shooter 11.3%, Futuristic 9%
Beat A Boo is an online co-op horror game up to 4 players with a little touch of music. Find evidences, deal with monsters, capture the ghosts of the damned and survive at all costs.
Why similar: Online Co-Op 39.7%, FPS 19.3%, Physics 13.1%, Funny 13.1%, Action 5.3%
Robust action packed Co-Op Shooter, offering tight Gunplay and Dope to obliterate waves of enemies. Ravage through the Beautiful levels which tell a story of its own. So get your Friends along and lets Dope some Baddies!!
Why similar: Online Co-Op 32.7%, FPS 16.5%, PvE 12.7%, Shooter 11.8%, Funny 9.4%
Human Error is a single player social deduction game. The factory is watching and every mistake is tracked. Perform industrial tasks alongside machines and mimic their efficiency. Survive tense interrogations where the machines analyze your performance to root out the human infiltrator.
Why similar: Party Game 36.7%, Robots 21.1%, Online Co-Op 15%, PvE 14.4%, Physics 7.5%
A co-op survival horror shooter against an AI that learns from your actions. It grows more dangerous, relentlessly hunts you, and turns mistakes into deadly traps. Hide, hack security systems, and work together to survive.
Why similar: Online Co-Op 28.2%, Robots 24.4%, FPS 20.3%, PvE 11.5%, Shooter 8.2%
Your friends are your only gear! In this chaotic co-op adventure, use your teammates as pickaxes, grapples, and tools to navigate procedurally generated caves and find fuel for your ship. Just remember: you’re not alone down here...
Why similar: Online Co-Op 44.6%, Party Game 27%, Funny 9.5%, Action 8%, Physics 5.2%
Manage an old, rundown nuclear power plant with up to 6 friends in online co-op. Fix hazards before you put the reactor in critical condition, manage the chaos to avoid a meltdown, and try not to get in the way of your coworkers.
Why similar: Online Co-Op 37.5%, Party Game 19.5%, Physics 9.8%, Funny 9.6%, Character Customization 9%
Fight for survival! Industrial waste has disturbed the dangerous Kaeru-tori's habitat, forcing them into the city. Unlock new areas, purchase weapons and upgrades to grow stronger, and fight off the horde with your friends!
Why similar: FPS 28.1%, PvE 19.9%, Online Co-Op 16.5%, Shooter 11.4%, Futuristic 7.4%
This is an arena FPS set in a futuristic setting in which the objective is to decimate armies of robots.
Why similar: FPS 28.2%, Robots 23.7%, Shooter 14.6%, PvE 10%, Action 9.4%
Pair A Dice is a Co-Op Dice Roller where you harness the power of magic dice to create enemies, craft items, and defeat bosses!
Why similar: Online Co-Op 40.1%, PvE 22.6%, Funny 11.6%, Physics 8.4%, First-Person 7.4%