Top similar games like Gumblaster Mayhem:

Gorescript is a classic first person shooter game, inspired by the great old FPS games that defined the genre. Fight your way through 18 handcrafted levels of frantic action paced gameplay, from easy to hardcore levels of difficulty.

Calcium Contract is a fast-paced first-person shooter where you're on a mission to finish a contract that got out of hand. Learn to swiftly move around your enemies and master your arsenal as you fight your way toward the grand finale. Includes a unique score-attack mode in ever-changing arenas.

We're in lockdown and you're our only hope! Grab your blaster, ready the cure and prepare to face the virus head on in this frantic, wacky and wild hospital. Don't be fooled, this is a task for only the best out there. Think you have what it takes?

Embark on a time-critical sci-fi challenge! Shoot giant bubble gums back to the machine before time runs out. Aim for a top spot on the leaderboards! Speed and precision are key in this thrilling arcade-style game!

Motionless - is a first person shooter game where you can test your accuracy. The main task is to shoot at targets and receive bullets for successful hits. If you have spent all the bullets or you have no life left, you have lost. How many bullets can you collect?

Catto Pew Pew! CLASSIC is a chaotic physics-based arena shooter where your shots cause your opponent to fly backward. Join the chaos for free!

Interlopers is a solo-developed FPS inspired by retro classics. Wield big guns, shoot hordes of enemy robots, and explore hand-crafted levels set on multiple alien worlds.

Orion is a frantic first person shooter where you fight the void creatures in mysterious planets and advance using your special abilities and gadgets.

Be the cactus, become the legend! Master foes, evade traps, and uncover artifacts as a spiky hero in this unique indie FPS, blending classic elements with quirky new ideas.

A fast-paced arena shooter where you wield two weapons at once across unique battlegrounds. Each round is different—new map, teams, weapons, and modifiers.

You will start with a weapon in a kind of training box with the sides slanted. Then balls fall from the sky that you have to hit, big balls that are easy to hit and small balls that are difficult to hit. Try to get as far as you can and don't let the balls hit you

Even at this moment, our fashionable city is under assault. Baggy pants, dull suits, sightings of socks with sandals. A message needs to be sent, and it needs to be sent in style... Time to serve some good ol' Fashion Justice!

Oh no, orcs! is a pixel art archery shooter in which the player needs to stop hordes of orcs that will try to destroy the main gate and invade the fort.

As the Arsenal Demon, run and shoot through hordes of robot angels to survive in an arena that changes each time you enter it. Choose a combination from a loaded arsenal of dual wieldable weapons and compete against other Demons for the best score.

Sea-food and beat it!

Sad Ghouls is an arcade survival shooter. Kills increment the combo counter, Higher combo means better weapons which leads to more combo. Become a tool of destruction as you decimate endless forces of ghouls and compete with other player's highscores

Blast through a dungeon overrun by robots. Scavenging health and ammo pickups, unlock gates, and turn every last invader into scrap using your powerful arsenal.

Ninja Arena is an online first-person shooter focused on speed, mobility, and mastery of ninjutsu techniques. Players face off in dynamic arenas where movement precision and quick reflexes determine the outcome of every duel.

RUBICON is a local multiplayer split-screen party shooter inside an omnidirectional puzzle cube, an action-packed PvP game show where every round has a powerful new weapon and each battle adds a zany new twist.

An immersive, solo basketball experience with arcade-style, first-person shooter gameplay. Score creatively by utilizing timing, movement, and skill. Compete against other players on leaderboards in score and time attack modes or master your jump shot in free play. Get buckets and chill.

Voidside is a high-octane Parkour FPS in which you jump around locations pulled out of time, unlock powerful new weapons and fight massive hordes of enemies all while trying to get a high score!

Fingerbang: All Bullets Pointin' is a fast-paced FPS inspired by both retro and modern FPS games. Fingerbang combines elements from each in order to create a mix of its own, with a scoring system added on top to gauge your performance through the different levels.

Fast-paced sci-fi FPS. Weird weapons. Endless robots. Alien grounds.

Eternal Vortex Is A Online Multiplayer Shooter Where The Players Start Off With Basic Weapons, But To Become More Powerful You Have To Run Around The Map And Find A Better Weapon.

All you need to do is kill the pills. Shoot your way to a new high score while collecting powerups to shake things up.