Games like Operation: Outbreak Idle

Defend. Survive. Compete.The Demon King's army is invading the galaxy, but simply surviving isn't enough. In Glowbot Tower Defense, you'll build powerful defensive networks of glowing robotic defenders, battle endless waves of monsters, and compete against players around the world for leaderboard supremacy. Every map features global Steam leaderboards that track your highest wave survived, turnin… If you enjoyed this game, see our list of games similar to Glowbot Tower Defense.

⚠ CONTAINMENT FAILURE IMMINENT A Tactical Sci-Fi Horde Survival Roguelike where every strategic choice matters. Suppress a rapidly evolving biological outbreak consuming a fallen military research complex. Fight alongside HELIOS, a damaged tactical AI whose forecasts grow less reliable with every passing Dawn. Deploy orbital defenses, fuse experimental technologies, engineer devastating weapon b… If you enjoyed this game, see our list of games similar to Deep Breach.

Angry Fans Storm the Pitch. Defend Your Stadium, Command Your Own Security Team!Take control of characters from different professions, position them strategically, and grow stronger with each wave as you hold off endless hordes of furious fans. Make the right choices in a chaotic football roguelike experience — build your defenses and drive the stands back! Strategic Placement: Deploy your heroe… If you enjoyed this game, see our list of games similar to Football Survivors.

57%Game Brain Score

Most mentioned positive aspects:graphics, music

Most mentioned negative aspects:gameplay

92% User Score Based on 13 reviews

Neon Invaders will take you back to your gaming roots with its constant action and relentlessly brutal enemies. Absorb enemy shots of the same colour to trigger a flurry of fire to decimate the alien invaders. Dodge and Match your way to victory through 40 levels and 5 difficulty settings. If you enjoyed this game, see our list of games similar to Neon Invaders.

Recruit. Merge. Mow Down Endless Hordes. Welcome Back to Work is a fast-paced survivors-like action roguelite set inside a corporate apocalypse. One bathroom break was all it took. Now the office has become an endless death loop. Stationery has turned hostile, mutant plants have swallowed the building, and swarms of grotesque office creatures fill every floor. Build your team, create unstoppab… If you enjoyed this game, see our list of games similar to 欢迎继续上班 (Welcome Back to Work).

THE BATTLE FOR AMRIT BEGINS The enemy hordes are advancing. In Amrit Manthanam, every battlefield is a test of positioning, timing, and strategy. Deploy mythology-inspired heroes across the battlefield, combine their unique strengths, unleash powerful abilities at critical moments, and stop relentless waves of enemies before they break through your defenses. Victory isn't just about having st… If you enjoyed this game, see our list of games similar to Amrit Manthanam.

Nova Star: Void Survival is a fast-paced roguelite space survivor where every run becomes a battle against overwhelming enemy fleets, impossible odds, and your own ship limits. Fight across dangerous sectors, evolve devastating builds, unlock permanent Protocol upgrades, and survive the chaos of deep space combat. CREATE POWERFUL BUILDS Combine weapons, upgrades, Protocols, and ship abilities t… If you enjoyed this game, see our list of games similar to Nova Star: Void Survival.

Yokai Survivor is a single-player survivor-like auto-shooter. Face relentless waves of twisted yokai in a cursed underworld, harvest precious fruits, and master powerful ninjutsu skills to turn the tide. Grow stronger with each run, unlock deadly abilities, and carve your path through the darkness. It’s one ninja against a world of nightmares — how long can you survive? Key Features ⚔️ Survive… If you enjoyed this game, see our list of games similar to Yokai Survivor.

Desert Kill is a top-down roguelike action shooter where you have to destroy evil forces in the most brutal way If you enjoyed this game, see our list of games similar to DESERT KILL.

Every bubble holds a reward—and a new threat.Bubblecore: Survivors is an endless single-player tower defense roguelite where you decide when the next attack begins. A mysterious world of resource-filled bubbles surrounds the Citadel. Pop one to instantly claim wood, stone, food, ether, or another valuable reward. But beware: every bubble also releases a group of monsters that immediately advances… If you enjoyed this game, see our list of games similar to Bubblecore: Survivors.

Wrenched from your world, you face a hostile arena. Your only defense? A mysterious, ever-evolving shield. Shield Hero is an action-packed, strategic arena combat game that flips the script on traditional shooters. Here, your shield is not just for defense—it's your ultimate weapon. Trapped in a strange, unforgiving world with no memory of your past, you must survive relentless waves of enemies, u… If you enjoyed this game, see our list of games similar to Shield Hero.

Survive the abyss and defeat Wave 43.Forget the fishing rod—here, you are nature itself! Dive into the ocean depths and create a relentless capture zone. Devour schools of fish, evolve your powers, and build absurd combinations to survive waves of increasingly dangerous enemies. Your mere presence in the water is enough to deal automatic damage to any poor soul that swims too close. Catch big… If you enjoyed this game, see our list of games similar to Wave 43.

59%Game Brain Score

Most mentioned positive aspects:gameplay, optimization

100% User Score Based on 10 reviews

Build. Mutate. Survive. Stop endless zombie hordes using weapons, barricades — and living mutant defenses that evolve as you fight. DEFEND THE LAST LINEEndless hordes of zombies march in massive waves. Your mission: hold the line at all costs. Build a network of: weapon towers barricades made from wrecked vehicles deadly traps MUTATION IS YOUR WEAPONTurn the infection against itself… If you enjoyed this game, see our list of games similar to Grimwatch: Mutation Protocol.

Take control of your spaceship in LasTarSurvive relentless enemy waves and build unstoppable combinations in this fast-paced 2D spaceship roguelike. Every run is a new opportunity to grow stronger. Start carefully, manage your positioning, and evolve your ship with powerful upgrades, unique amulets, and versatile weapons that completely change how you play. Key Features50+ Upgrades to Shape Your… If you enjoyed this game, see our list of games similar to LasTar.

Contagion Protocol is a brutal, stylish bullet-hell roguelike where survival is never guaranteed and the infected never stop coming.The world has fallen to the contagion. Civilization is gone. You’re what’s left - a lone survivor cutting through endless undead swarms in a fight that never truly ends. A Bullet Hell in the End TimesMow down waves of the infected with an arsenal that grows as fast a… If you enjoyed this game, see our list of games similar to Contagion Protocol.

TOO MANY CUBES. ONE OF YOU. Too Many CUBES! is a fast-paced arena-survival roguelike where every run begins with one small cube and ends in a storm of lasers, mines, orbiters, ricochets, gravity wells, and shattered geometry. Move and aim while your weapons fire automatically. Collect experience, choose your upgrades, and assemble a build powerful enough to survive increasingly overwhelming swar… If you enjoyed this game, see our list of games similar to Too Many CUBES!.

Fight. Adapt. Survive.Keep Chaos is a medieval low-poly 3D third-person bullet hell roguelite where every run brings a new challenge. Battle relentless hordes of enemies, discover powerful synergies, and forge unique builds as chaos consumes the battlefield. Choose from 8 unique heroes, each with their own weapons, abilities, and distinct playstyles. Master devastating melee combat, wield powerfu… If you enjoyed this game, see our list of games similar to Keep Chaos.

Beyond Solar is a bullet hell / SHMUP pixel art game. You play the protagonist “Gravity” a space ship pilot who grew up in the space colony “ARD”, humanity last hope and shelter as planet Earth was on the brink of extinction. If you enjoyed this game, see our list of games similar to Beyond Solar.

The gods of death have woken. Anubis has unleashed his legions upon the living, and the temples of ancient Egypt stand as the last line of defense. Pick up your blade, charge your staff, and lay your traps — they will not pass. Anubis: Wrath of the Jackal is a stylized third-person action tower defense where you defend cursed Egyptian temples against waves of gods, demons, and the undead. Wield a… If you enjoyed this game, see our list of games similar to Anubis: Wrath of the Jackal.

Farmare is a survival roguelite RPG with base-building mechanics. Survive relentless waves of enemies in fast-paced roguelite action. Build and expand your base between runs to unlock new upgrades, permanent bonuses, and powerful abilities. Grow stronger with every attempt and push your limits further each night. Features⚔️ Wave Survival Combat Every run challenges you with waves of enemies that… If you enjoyed this game, see our list of games similar to Farmare: Ultimate Animal Survive.

UPDATES THE YEAR 1 ANNIVERSARY UPDATE IS NOW LIVE! The biggest update since launch is here! Experience reworked and faster-paced gameplay, redesigned and improved enemies and arenas, a complete audio overhaul, UI improvements, and more! About the GameUNRELENTING FIREPOWER. ENDLESS HORDES OF THE UNDEAD. STEEL MEETS ROTTING FLESH... Face off against the onslaught of overwhelming zombie hordes … If you enjoyed this game, see our list of games similar to Undead World Order.

Enter the world of HUGE waves of enemies and dynamic battles! To protect yourself, you will strategically build powerful defenses, including turrets and various structures. These essential tools can be unlocked by leveling up or collecting resources scattered throughout the map. Choose from an arsenal of unique weapons, each designed with special abilities and tailored to different strategies. Bu… If you enjoyed this game, see our list of games similar to Heart Keeper.

IKARUS casts you as a lone and ancient guardian flying to the rescue of the Sun-goddess Amaterasu, fighting through hordes of hostile machines as the clock ticks to Armageddon. It fuses the lightning-fast, skill-based chaos of classic arcade shoot 'em ups with the deep strategy of a rogue-like deck-builder. Plan your attack, execute it with precision, and see how close to the sun you can fly. P… If you enjoyed this game, see our list of games similar to IKARUS.

WHEN THE WORLD ENDS, LEGENDS ARE BORN Experience the most addictive zombie survival game that will keep you coming back for "just one more run." Combine intense bullet-hell action with deep progression systems in a game where every decision matters and every run makes you stronger. MASSIVE WEAPON ARSENAL - YOUR SURVIVAL, YOUR STYLE 4 Permanent Weapons: From rapid-fire Machine Gu… If you enjoyed this game, see our list of games similar to Zombie Survivor.

MOTORGRAVE: Wasteland HordeMOTORGRAVE: Wasteland Horde is a top-down vehicular action game where your vehicle is your weapon, your armor, and your only chance of survival. Enter an endless desert wasteland overrun by increasingly massive zombie hordes. Crush the undead beneath your wheels, tear through them with mounted guns, flamethrowers, missiles, saw blades, drones, and brutal ramming weapons… If you enjoyed this game, see our list of games similar to MOTORGRAVE Wasteland Horde.

Master ΠMaster the rhythm of combat in a world shattered by catastrophe. Master Π is a fast-paced single-player action shooter where every movement, every shot, and every decision matters. Wield dual pistols as you traverse a dangerous wasteland, overcome relentless enemies, and challenge powerful bosses through precise movement, resource management, and skillful combat. Every attack builds mom… If you enjoyed this game, see our list of games similar to Master Π.

Build VarietyEvery stage arms you with a new set of tools. Stack, synergize, and push your upgrades to the absolute limit to create BROKEN builds. Experimentation is your best weapon. You will probably fall, but losing is just part of the process. Learn the enemy patterns, tweak your strategies and push further on the next run. Choose Between 2 Challenging Play ModesWhether you prefer deliberat… If you enjoyed this game, see our list of games similar to Echoes of Kyria.

The Horde has consumed humanity’s last line of defense. An unknown virus has swept across the globe. Cities have fallen, and civilization has collapsed. As a newly deployed operative, you are sent to the front lines of the infected zones, armed with weapons, tactical equipment, and defensive structures to protect humanity’s final hope against endless waves of the undead. Survive the Horde … If you enjoyed this game, see our list of games similar to Survive the Horde.

FORGE YOUR OWN BUILDEvery run begins with nothing—but every decision shapes what you become. Gather resources from fallen enemies, dismantle powerful technology, and craft an arsenal uniquely suited to your playstyle. Every weapon, upgrade, and piece of equipment opens new strategic possibilities, allowing you to create devastating combinations that evolve throughout your run. There are no prede… If you enjoyed this game, see our list of games similar to Neophyte Protocol.

About This GameThe world is gone. What remains is an endless wasteland filled with sand, ruins, and the infected. In Zombie Wasteland Together, you must fight through relentless hordes of zombies alone or with up to 4 players. Explore abandoned locations, hold your ground against increasingly dangerous waves, and survive for as long as possible in a harsh post-apocalyptic world. There is no res… If you enjoyed this game, see our list of games similar to Zombie Wasteland Together.

For ages, the Wall has protected the last remnants of humanity from the horrors beyond. Now, cracks have formed — and through them, the Abyss is spilling into our world. You are a Guardian — one of the few brave enough to venture beyond the Wall, where nightmares roam free. Fight side by side with your allies, slay what lurks in the dark, and push back the endless tide before all is lost. Mast… If you enjoyed this game, see our list of games similar to Guardians of the Wall.

The bugs are coming. When a mutation causes insects to grow out of control, you are called in as humanity's last line of defense. As Captain Botas, you command customizable combat tanks designed to hold back the horde and protect vital Command Centers from destruction. BUG SQUASH combines the strategic depth of tower defense with intense vehicular combat and deep customization systems. Choose you… If you enjoyed this game, see our list of games similar to BUG SQUASH.

World Z Defense - Zombie Defense Prepare. Defend. Survive. World Z Defense - Zombie Defense is an adrenaline-pumping action-strategy game set in a chaotic post-apocalyptic world overrun by the undead. As the last line of defense for humanity, you must lead elite squads of soldiers to hold off relentless zombie hordes attacking major cities across the globe. The World Is Falling – Will Yo… If you enjoyed this game, see our list of games similar to World Z Defense.

Incursion is a sci-fi take on the classic horde survival game. Set in the near future, you’ll fight as a soldier of R.A.I.D. (Regional Anti-Incursion Defense). Unlock new classes and abilities as you battle an unrelenting swarm. Can you rise up and become a master of the battlefield? Features: 6 Unique Classes   18 Abilities that can be upgraded 3 Regions/Environments If you enjoyed this game, see our list of games similar to Incursion.

"Unity to Survive" is a third-person co-op shooter where up to 4 players team up to survive relentless waves of monsters. Fight through ever-intensifying stages, upgrade your weapons and abilities, and take down massive bosses with teamwork and strategy. Customize your loadout and develop your own survival style in an action-packed battlefield. ✔️ Online 4-player co-op ✔️ Endless… If you enjoyed this game, see our list of games similar to Unity to survive.

ZOMPELLZompell is a first-person zombie survival shooter that blends intense action with tactical combat and atmospheric world design. You play as Captain James, a soldier whose helicopter goes down deep inside a restricted zone known only as Fort Apex. Cut off from command, surrounded by the infected, and haunted by the ghosts of a failed experiment, James must fight to survive long enough to u… If you enjoyed this game, see our list of games similar to Zompell.

Command. Survive. Evolve.You are the last Biocore Pilot — a survivor stranded on a dying alien world. Your only hope lies within the Biocore system, an ancient technology capable of creating life, weapons, and power beyond human understanding. But every pulse of energy draws swarms of hostile creatures closer. Survive long enough to rebuild, upgrade, and uncover what remains of humanity’s final ou… If you enjoyed this game, see our list of games similar to Core Remnants.

Survive together. Grow stronger forever.Endless Bonds is a top-down survival action game where one run can turn a simple weapon into a screen-clearing build. Create your survivor, choose a starting weapon and companion creature, then face escalating hordes, elite threats, and giant bosses across distinct stages. Play solo or join others in local, LAN, peer-to-peer, and online co-op. Share the fig… If you enjoyed this game, see our list of games similar to Endless Bonds.

The hordes are gathering. How long can you survive? VERAKORIA is a pixel-art action roguelite where you battle relentless waves of enemies, grow stronger with every level, and create a new build during each run. Move across the battlefield, collect experience, choose powerful upgrades, and prepare to face increasingly dangerous enemy phases and deadly bosses.Choose Your Race and Class Create you… If you enjoyed this game, see our list of games similar to VERAKORIA.

NEON FORTRESS is an intense cyberpunk tower defense game where laser mechs, plasma turrets, and missile batteries clash across land, air, and sea in a neon-drenched post-industrial battlefield. The dimensional rift has opened. Tanks roll across desert canyons, gunships scream through neon skies, and battleships emerge from the deep. As Commander, your mission is clear: hold the line. Build your d… If you enjoyed this game, see our list of games similar to NEON FORTRESS.

Survive the Horde. Alone or With Your Squad.Mauled Horde is a Free-To-Play, Indie, FPS/TPS PvE developed by a solo developer, Single Player & Multiplayer Co-op squads of up to 3 players. Fight your way through a variety of maps filled with relentless hordes of ferocious creatures. Spend your resources at Citadels to purchase weapons, active and passive skill, and gear upgrades, activate traps,… If you enjoyed this game, see our list of games similar to Mauled Horde.

Gloomvex is a dark sci-fi arena roguelite about surviving relentless enemy waves on a hostile alien world. Fight your way through increasingly dangerous runs, collect gold and experience, unlock upgrades, and shape your build with weapons, stats, and powerful augments. Each run pushes you to adapt quickly, improve your damage output, manage movement, and survive against growing swarms of enemies … If you enjoyed this game, see our list of games similar to Gloomvex.

Your Islands Are in Danger, Lord!In a majestic land composed of countless islands, enemies have risen to destroy your settlements and annihilate your people. Yet, as the Lord of these lands, you are the last line of defense! Combine your real-time strategy skills and tactical thinking to build the perfect army, position your soldiers strategically, and defend your islands against enemy invasions. … If you enjoyed this game, see our list of games similar to Lord Of Island.

Scavenge for valuable loot as Zombiehood puts your survival instincts to the test. Master a constantly shifting arsenal of weapons, gear, artifacts, and limited ammo while fending off relentless waves of increasingly powerful undead. INTENSE COMBATCombat in Zombiehood is deceptively deep. Enemies have weak points, armor, and resistances, pushing you to adapt your tactics with different weapon typ… If you enjoyed this game, see our list of games similar to Zombiehood.

Guard the Melody, Seal the Darkness The ancient seals are crumbling, and monsters surge toward altars across the world, moving to a melody of corruption. As a “Rune Speaker,” you wield a lost power—turning language and rhythm into tangible force. Your keyboard is the final line of defense. Core Experience: A Symphony of Attack and Defense at Your Fingertips This is more than tower defense; it’s a… If you enjoyed this game, see our list of games similar to Rune Rhythm Realm.

66%Game Brain Score

Most mentioned positive aspects:replayability, atmosphere

Most mentioned negative aspects:music, story

100% User Score Based on 17 reviews

Galactic Pawns is an action-packed roguelite bullet hell, where you eliminate high-profile targets across war-torn planets. Master a vast arsenal, upgrade your abilities, and adapt to ever-changing battlefields in a fight for galactic order. Galactic Pawns zooms into the deep state of the galaxy. In a universe full of pawns, chaos and hidden agendas, heroes rise from the shadows. By the order of t… If you enjoyed this game, see our list of games similar to Galactic Pawns.

83%Game Brain Score

Most mentioned positive aspects:gameplay, graphics

Most mentioned negative aspects:grinding

100% User Score Based on 34 reviews

Future Plan About the GameA strange acid rain carrying an unknown virus fell for seven days and seven nights. Humanity vanished. The cities fell. The dead began to walk. But the animals survived. And some of them evolved. Now, as one of the few intelligent survivors left in the wasteland, you'll fight to protect civilization's final hope: an unfinished rocket project capable of ending th… If you enjoyed this game, see our list of games similar to Keep Her Safe.

You are the king defending your kingdom from waves of slugs! Use swords, knives, and magical powers like lightning and a magic staff to protect your land. Upgrade wisely to survive! If you enjoyed this game, see our list of games similar to Rushfall.

In this survival driving game, you'll need to navigate through hordes of the undead, mowing them down with the power of your truck. As you drive through the chaos, you'll collect experience and get weapons that give you an edge against the zombie hordes. Upgrade your weapons to become an unstoppable zombie-crushing machine. The only way to stay alive is to keep driving. Surviving for 30… If you enjoyed this game, see our list of games similar to Truck.

Try Void Reaver and help us make a great game ! About the Game You're stranded on a crumbling alien planet with nothing but your weapon and an empty backpack. To survive this sci-fi bullet heaven, you’ll need to master the art of aggressive organization and nimble movements. Climb a towering alien monolith while facing hordes of enemies, collect experimental tech and jigsaw your inventory i… If you enjoyed this game, see our list of games similar to Void Reaver.