Top similar games like Mayhem Fortress:

Infiltrate. Survive. Battle. Explore. The New Resistance is a colourful, dystopian third person shooter with fast-paced multiplayer game modes.

A tactical top-down roguelike where you defend a collapsing stronghold alongside a damaged AI. Break shields, shred armor, deploy orbital defenses, and forge devastating weapon and turret synergies to survive the next Dawn.

"Plasma Drone" is a dynamic action game where you must fight to survive against waves of enemies. By upgrading your drone and weapons, you can effectively eliminate the enemy forces. The game offers 20 levels and a survival mode, which requires speed, precision, and strategy to survive.

Fast-paced multiplayer snowball battles where physics, chaos, and teamwork decide who survives the final showdown.

Upgrade your weapons in this roguelike defense shooter to shoot your way alone or with up to 4 friends in coop through endless hordes of different creatures and levels. Test different strategies to survive the early game and feel like a god in the late game.

Drive tanks & robots in a roguelike bullet-heaven, playable top-down or third-person. Survive 15 waves of chaos—drift, shoot, smash, and unleash physics-powered mayhem with customizable builds.

Compete in the galaxy's most watched game show! Battle Royal on a planet that is being destroyed by a giant laser; each round players are eliminated as the world itself is destroyed and the escape pods become more scarce. Be the last person standing in a battle of wits, weapons and brute force.

Cosmic Tank is a modern take on the classic game Asteroids. Mine your way to riches! Fight off hostile threats! Upgrade your ship and rent a few helpful drones! Survive epic boss fights!

A top-down bullet hell space shooter that will test your perseverance. Blast and shoot your way through hordes of asteroids, enemy ships and whatever (and whoever) else you'll run into on your journey! Supports local co-op multiplayer over your local network.

High Velocity Arena is a refreshing take on the top-down shooter genre, boasting surprisingly nuanced yet satisfyingly snappy movement and gunplay. Pick between five classes, dozens of loadouts, and slide into 5v5 battles to dominate your opponents in Payload, KOTH, Attack-Defense, and more.

Recoil Rush is a fast-paced movement shooter where your weapon’s recoil is your only means of movement. Master the art of propulsion as you blast through over 40 challenging levels in the single-player mission mode and go head to head against other players in multiplayer.

Experience the ultimate adrenaline-fueled rush with Final Gun - the fast-paced, multiplayer top-down shooter game where you engage in an epic arms race up to 4 players as you fight for the title of the ultimate gun master.

COMBINE WEAPONS in the microscopic shooter with macroscopic depth. BUILD YOUR NANOBOT from hundreds of parts. SURVIVE the microbial onslaught once more in this psychedelic dive to the Abyss, full of mutations, minerals, anomalies and powerup polyps. SHMUP mode turns it into a vertical shoot 'em up!

Action-packed 2D multiplayer top-down shooter. Play as a human or dinosaur with hundreds of weapons, game modes, and maps!

Heart: Future Whispers is a top-down shooter where you'll face countless hordes of enemies with different abilities! Survive by using your resources to acquire powerful weapons and uncover the reason behind all the chaos in this dystopian future.

Primit Shooter 2 is a roguelike shooter set in a universe where cute but dangerous aliens spawn from the Eye Tower. Players must develop their character, pick suitable weapons, and brave through consecutive waves of alien challenges, combining action and strategy for a thrilling experience.

Fight for your freedom as you battle through wave after wave of alien adversaries. Destroy enemy fighters and collect XP to raise your level and become more powerful. Combine your skills and abilities with a huge range of power-ups to become the ultimate champion.

Enter the arena with mini tank drones (UGVs) and unleash chaos on a fully destructible battlefield! Choose from a variety of tank drone types, camouflages and assault turrets - from miniguns to heavy machine guns and rocket launchers. Are you ready to throw yourself into the battle?

A new threat arises! Will you stand up and protect the planet?It’s time to SUIT UP, survive an alien invasion and protect your loved ones in a world where Wave Survival, Twin Stick Shooters, RPG and Roguelite come together in one epic mashup!

Survive relentless alien swarms in a fast-paced sci-fi top-down shooter. Level up, build powerful upgrades, deploy tactical support tools, and push your limits in an intense, replayable survival experience.

1–4 player co-op survival where you fight through waves of enemies, rack up kills, and collect powerful pickups to stay alive as long as possible. Fast-paced, chaotic runs push your limits every time.

Customize your Gun Bots to fight through 7 unique worlds with different weather conditions that become more challenging as you progress.

Defracted - The world is set in a fictional sci-fi realm where 2 teams are at war with each other over prosperity in a virtual reality game created by an alien civilization.

The Squids are here - but your soldiers are ready. Grow your squad up to 4 members by rescuing survivors. Obtain the best weapons, support, and equipment you can by gathering Squid Samples. Become a force to be reckoned with, one the Squids will fear for generations to come.

Super Hamster Havoc is a fast-paced, multiplayer twin-stick shooter where hamsters and rats go head-to-head in an all-out war!

Holo Arena: Death League takes the ancient gladiator fights to be the main sport of the future, in an intense MOBA TPS battle.

Corrupted Beats is a rouguelite top down shooter game. Survive the waves of enemies spawning and reacting to the beat of the music pulsing around you as you create and manage unique builds of various items and weapons to become unstoppable and tame the corrupted music.

An epic science fantasy RPG shooter filled with alien gangsters, cosmic smuggling and space shamans. Starting in the Can, an intergalactic prison, you will embark on an adventure in Cygnus X-1 where guns and magic do all the talking.

Rise of Mutant Swarms is a strategy survival tower-defense game where you defend the base against waves of evolving mutant enemies. Place and upgrade turrets, adapt to enemy abilities, and make critical decisions as the pressure rises with every wave.

In Mech vs Bugs, you'll pilot a mech to fend off alien insects on remote planets. Combining intense top-down combat with strategic looting and crafting, your goal is to liberate the galaxy, one insect-infested planet at a time. Ready for your thrilling, third-person adventure?

Outsmart friends in goofy hide-and-seek with crazy power-ups, vibrant cartoon aesthetics, and endless laughter. Form alliances, betray buddies, and experience multiplayer mayhem in this unpredictable, entertaining game. Get ready for a bonanza of fun – where laughs never stop!

You are a Venox who invades planets to explore and mine for mech parts to merge with. You must repair and protect your ship from enemy waves while doing so. Venox is half alien and half mecha, but stronger than both!

SYNTHETIK 2 is a unrelenting tactical-shooter rogue-lite. Play alone or with friends. Loot powerful tech. Experience the next level in gun-play. Upgrade your androids to rival the machine gods!

A fast-paced roguelike top-down shooter. Take control of a badass in a wheelchair in this post-apocalyptic combat arena. Master the game's unique controls and upgrade your weapons to become the champion.

Fight, die, repeat! VOXEL Hunters is a top-down roguelite arena shooter. Enter small, fast-paced arenas where you must eliminate all enemies. Engage in quick, action-packed missions, experiment with powerful abilities and augments, and unlock unique cosmetics to customize your appearance.