Games like Doomsday Defense

Open world zombie survival Coop game with base building, looting, crafting, vehicles, and exploration.

Command automated military defenses, upgrade your fortress, and survive massive zombie waves in this action-packed idle defense game. Build powerful defenses, unlock upgrades, and hold the line against endless undead hordes.

Wild Assault is an anthro-themed tactical shooter built with Unreal Engine 5, featuring large-scale battlefield gameplay centered around Valiant abilities. Work closely with your team, harness your instincts, and charge into battle to secure victory.

This is a fight for survival. Xenomorphs swarm in overwhelming numbers. Every room could be your last.

Jump into this free‑to‑play looter‑shooter RPG featuring tactical combat, deep progression, and an exclusive canon storyline, playable solo or with friends.

Hardcore open-world survival where preparation is everything. Scavenge, craft, fortify during the day. When night falls, the infected hunt in numbers. Play solo or with friends in a brutal post-apocalyptic sandbox where survival is earned through smart decisions. How many Nights will you survive?

The Horde is coming, but you're ready to fight it! Assemble your squad, choose their upgrades, and build powerful synergies against thousands of undead. Survive. Then evolve. Then break every limit in this deceptively simple but addictive bullet heaven game.

Build your base on a moving Machine, travel through biomes with different resources, and prepare for the night when a zombie threat is much higher than during the day. Would you go solo or explore this new world with your best friends?

Free-to-play UE 5.6 Extraction Battle Royale in 500 km² neo-futuristic world with destructible environment and vehicles, massive ET-ACUs, armored Aliens, ferocious Monsters, heavily armed MetaHumans, complete missions to attack, defend, loot, extract facing dynamic weathers.

In Call of Duty®: Black Ops 7, Treyarch and Raven Software are bringing players the biggest Black Ops ever across an innovative Co-Op Campaign, an electrifying Multiplayer experience, and the legendary Round-Based Zombies mode.

No More Room in Hell 2 is an intense 8 player zombie shooter. Overcome the endless undead. Avoid infection. Survive hell together.

HumanitZ is an isometric, open-world sandbox survival game set in a world ended by a zombie outbreak. Survive alone or with friends by scavenging, crafting, building, and fighting to last as long as ‘humanly’ possible. You can’t change the past, but you can fight for the future of humanity.

After a deadly virus left humanity paralyzed, survivors now battle on wheels! Customize your rig, sharpen your aim, and roll into fast-paced wheelchair warfare across multiple maps and modes. Join the fight!

This is a multiplayer cooperative open world construction survival sandbox game, where you and your friends must find supplies and build shelters in this world. You have to keep an eye on your character's needs state at all times, a bad state is likely to lead to death.

Fight through a train overtaken by monsters and survive Antarctica’s cold as paranormal special agent Doug Barker in this chilling single-player third-person survival horror roguelike.

RoundZ is a solo-developed round-based survival zombie game, with each round becoming progressively harder as the zombies get more health and in bigger waves. 

Isometric action shooter with light RPG elements. Brutally kill tons of alien monsters, find over a dozen powerful weapons, skill up your hero & stop the blood thirsty invaders in a classic handcrafted campaign. Never ending waves await you in horde-mode!

Operation Guest is an action-adventure game set in Russia in the late 1990s. Explore an open world, complete tasks from local residents, battle enemies, find secrets and uncover a terrifying conspiracy as you embark on an exciting journey.

The ultimate all-out warfare experience. In a war of tanks, fighter jets, and massive combat arsenals, your squad is the deadliest weapon.

Use a rearview mirror to fight through a horror-filled hellscape in this Doom-inspired retro-fps. Shoot behind you, detect invisible enemies & never fall victim to enemy traps.Find new weapons, unlock abilities & warp to maps at any time!Objects In Mirror Are Closer Than They Appear!

Race through the streets in this third-person action runner, dodging obstacles or shooting them out of your way. Collect points, purchase powerful upgrades, and optimize your run to beat your high score. Can you make it to the top of the leaderboard?

Into the Radius 2 is an immersive VR survival shooter, set in a realm of surreal landscapes and deadly entities known as Pechorsk Anomaly. Arm yourself with realistic weapons and venture deeper into the mysteries within. Featuring co‑op for up to four players.

By day, you run a DVD store in 2012 New York. By night, you’re a ruthless assassin. BLACKWOOD is a cinematic third-person shooter with grounded melee combat, brutal takedowns, responsive gunplay, and a double life to manage.

You are a disease. Infect the human body as a lone pathogen in this cellular roguelike shooter. Collect organelles to evolve your parasite in a microscopic arms race against your host's immune system. Conquer a beautiful, procedurally generated world of tiny proportions.

DEADSWITCH COMBAT is a fast-paced 2D multiplayer shooter. Experience action-packed combat with hundreds of weapons, vehicle combat, and plenty of team-based game modes.

ASCEND and claim your rightful place as the Hand of the Empress. Become AB3, an immortal super soldier, in this action packed first-person shooter that combines old school style with new era gunplay.

You have lost most of your memories after parabiosis. You will have to learn how to use your new abilities to figure out everything happening around you. Will you be able to adapt? Be sure to read “About the Game” before purchasing 👽

Escape together or die alone. A relentless creature is hunting you in this intense co-op bodycam horror experience. Communicate. Stay quiet. Survive. Every move matters. Every sound could be your last. Made by one developer.

The Front is a survival open-world crafting sandbox game. You are a resistance fighter sent back in time to stop the rise of a tyrannical empire. Collect resources, craft tech, build shelters, and fight monsters to accomplish your mission.

Welcome to UMAN - Become a cog in the machine - Work, sleep and don't ask questions - Collect your trash, hit your quota, consume, upgrade and meet your coworkers. But whatever you do... don't look into the eyes.

Do you like hot dogs? How about horseshoes? Hand grenades? (everyone likes hand grenades) Anyway, we've got all that, and guns. SO MANY GUNS. So if you like ordnance, meat, and far too many groan-worthy puns, this is the VR sandbox game for you.

Scavenge-Fight-Extract, PvE/PvPvE/PvP, Enter the danger zone, explore the map, scavenge for supplies and gear, battle enemies, and successfully extract. Every mission is fraught with the unknown—will you escape safely with your loot, or lose everything?

Join the persistent open world of OZERSK! Choose your way to play on PvE or PvP servers, fight for precious loot and gear, and risk it all in a hostile environment. Die, lose all your gear and loot, then return to the same server in hopes of retrieving what you lost. This is your story!

Pilot devastating combat mechs, fly through massive sci-fi battlefields, unleash tactical nukes, and destroy enemy machines in this fast-paced arcade FPS built for chaos, speed, and domination

A dynamic platformer with lots of blood and chaotic shooting. Unleash your desire for violence by killing crowds of enemies, hastily injecting yourself with another dose of experimental drug.

From a small village of a dozen people to a small kingdom of thousands of people. Arrange for residents to work, gathering, fishing and hunting, farming and mining, processing and manufacturing. Trade, accumulate supplies, increase your strength, and fight evil forces and monsters.

Save Bunnyville from a doomed fate: a top-down action/RPG roguelite from the makers of Dungreed. Explore the depths of the tower, collect and upgrade artifacts, and defeat hordes of demons to keep your village safe.

CONVRGENCE is an atmospheric VR extraction shooter set in the procedurally generated, ever-changing Chernokamensk Anomaly Zone. Scavenge loot, fight bandits and hunt for mystical artifacts — all with your loyal dog companion by your side. But extract before nightfall, or face what lurks in the dark.

You have only 5 minutes to stylishly explode your way through the hordes of corrupted entities in a retro FPS, roguelike liminal-nightmare... and Timmee is here to help!

An asteroid is hurtling toward the planet! Sneak, scavenge and blast your way through an immersive prehistoric world filled with Humans, Dinosaurs, Droids and Mother Nature’s fury!

A 4-player online co-op survival horror game. Avoid the contaminated rain, gather scrap and get back to the tram. Monsters that copy your friends' voices and behavior, and many other threats, stand in your way. Gear up and stick together to survive.

A fast paced silly cutegore FPS! Earth has been taken over by demons. A catgirl codenamed MeowMeow fights back! MEOW, GUN, CLAW and BLOW UP hordes of evil demons, zombies, and other monsters in colorful environments with tons of weapons! The game runs on the FTEQW engine.

Escape the Backrooms is a 1-4 player co-op horror exploration game. Traverse 30+ eerie backrooms levels while avoiding entities and other dangers. Try to escape but be warned: survival isn't guaranteed.

A sci-fi 80s retro shooter and bullet hell. Use your plasma cannon and bombs to repell an alien invasion. Either defeat the alien robots building and upgrading the blocks and turrets - or blow all of their blocks up! 20 straightforward levels.

Fight hordes and defend your Stronghold in a bullet heaven survivor-like with co-op and tower defense. Gain power-ups every level, collect random artifacts from chests and grow stronger to survive, defeat the boss and claim a top spot on the Sineus Arena leaderboards!

A first-person shooter meets quarantine inspection in post-apocalyptic Chicago. You’ve got 30 days until the army arrives. Hold out, fix your car, and fight your way through Chicago to the main checkpoint to save your little brother.

Survivors-like with ONLINE CO-OP for 1-4 players. Team up with your wizard friends to slay hordes of dark creatures. Complete team-based objectives, unlock new upgrades and create overpowered spell synergies. Friend nor foe is safe in this friendly fire bullet hell!

Defend. Upgrade. Dominate. A relaxing incremental base-defense game, packed with powerful skills and a deep skill tree.

Arena combat meets mercenary club management. Recruit from a dynamic market, build your squad, and compete season after season in leagues and cups.

Become a crew member of an Interdimensional Express Train! Discover a new world full of mysterious creatures, enemies and places. Upgrade and customize your train, gather new materials and build better weapons. Play solo or online сo-op with up to 4 people.

An old-school shooter inspired by Wolfenstein 3D. You are one of the prisoners of an ancient prison. There is no one to help you. You only have yourself to rely on. Your shotgun. Against hordes of enemies. Animal rage and the desire to kill. Destroy Them All!

In "Vaca Bullet," you play as a cowboy in the Wild West defending your cows from bandits' bullets. The game is a tribute to classic Western movies, filled with shootouts and chases, brought to life through beautiful pixel art, giving it a raw and unique essence like a true western.

THE STANDALONE SEQUEL OF THE BRAZILIAN BOOMER SHOOTER GAME MADE USING THE ID TECH 2 ENGINE! SHOOT, JUMP, DOUBLE JUMP AND DASH! EMBARK ON A JOURNEY THROUGHOUT THE STATE OF RIO DE JANEIRO, SÃO PAULO, SALVADOR, HELL AND EVEN HEAVEN! SAVE BRAZIL!

You click - You dash - You slash. Bot slash Bot is a fast-paced, top-down Hack n‘ Slash in which you control a rogue robot slashing & dashing through your former co-machines holding you captive! It's all about speed. Time is running out.