Top similar games like Gun Bots:

XenoFeud is an insane top-down twin-stick arcade alien shooter, where you must survive hordes of alien intruders while defending a mysterious object in space.

Build towers and learn abilities to defend against swarms of hundreds of on-screen hostile alien creatures. Choose between sets of randomized upgrades that both upgrade you and the alien swarm. From enormous explosions to far-reaching flamethrowers, no two games are the same.

Destroy friends, strangers, or bots in this online multiplayer arena shooter. Collect powerups, combine weapons, build your defenses and obliterate the opposition. Hundreds of weapon combinations and multiple game modes.

Mow down the alien hordes, scout for resources and survive. Dreadnought is a mix of Action Tower Defense Survival and Shoot 'Em Up Bullet Hell where you control the ships turrets & defend against waves of enemies. Choose your weapons, upgrade your ship & brace yourself, the horde is coming.

Unleash hell as a xeno-hating soldier aboard a ship being hijacked by a hitherto undiscovered alien race. Xenoterrestrial is a top-down technical shooter that combines skill and strategy for a fast-paced, challenging experience offering customizable weapons, complex mechanics, and diverse enemies.

Halo: Spartan Assault brings the excitement of Halo combat to Steam for the very first time. Battle your way through 30 action-packed missions against the Covenant as you explore the origin of the Spartan Ops program featured in Halo 4. *DirectX feature level 10 required. *

Enjoy this full strategic Tower Defence with something more. To complete each level you must defend from hordes of aliens and then attack their Teleports to stop them from coming. And, in the end, defeat the Bosses!

Hyper Frenzy is a free arena-styled singleplayer 2D space shooter using top-down perspective. Fight in different modes against bots, collect various items and use one of the plenty weapons to defeat your opponents. Create your own maps and gametypes.

A new twist on the classic arcade shooter, with a variety of character choices and an upgrade system. Control your spaceship with your mouse & shoot with click - the only limitation is your hand speed! Face waves of creative enemy ships and stimulating bosses, and protect the ozone, Ozone Guardian.

The Last Drop is a pixel art top-down shooter where you control the last water droplet on Earth. Battle waves of enemies with unique weapons, customize the map, and compete on the online leaderboard.

Work together with your friends in this stressful 4-player couch co-op game as you defend against hordes of enemies trying to destroy your base. Manage both your time and your resources in an effort to balance all the needs of your base. Are you and your friends up for the task?

Space fight arena is a retro arcade based arena shooter game that was modeled after legendary arcade games. This game retains the fun, addicting aspects of those arcade games while also adding on new, awesome features such as challenges, skins, and a world wide leaderboard.

Neon Arena is a space arcade scoring arena game.

A stylish sci-fi arcade shooter about cleansing the galaxy of pesky demons! Cosmic Cleaner is a fast-paced, high score chasing action game that progressively gets more challenging. Designed for quick and easy fun.

Earth Space Defenders is a starship twin-stick real-time shooter action game. Experience story of menacing green smoke that plagues whole universe. Supports steam multiplayer and party play with multiple controllers.

Blast through waves of alien enemies in Project AionIX! Master your piloting skills, dodge, and survive in this fast-paced space shooter!

A fast-paced action roguelike where explosive combat fuels 'Blitz' ultimates—a rage mode that dominates the battlefield. Endure relentless battles, enhance your arsenal, and evolve powerful abilities. Each run opens new tactical possibilities in this intense arena shooter.

"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.

Build your towers according to the enmey you are facing in the wave. Upgrade your turrets to increase range, damage or rewards. Each enemy wave will be random and increases in speed and damage resistance. How far can you go!

Blast your way through waves of space debris in order to reach what is waiting for you on the other side. Find your fighting style with multiple unlockable ships in this fast paced space adventure!

Bullet hell meets auto-shooter in this roguelike color-matcher where RGB itself is your weapon! The Maiden of Light has been captured by the forces of entropy. Six challenging bosses stand in your way and only you can save her!

Frantic 4-player laser ricocheting top-down shooter. Keep it casual and enjoy the chaos, or master the surprisingly deep mechanics to obliterate your enemies. Duke it out locally in free-for-all or 2v2.

Planetary Defense - defend the Earth from attack!

Time to Strike is busted build bullet hell roguelike. Create overpowered builds and break the game by collecting powerful weapons, modifying them with whacky mods and discovering crazy synergies!

Sanctum Arcadia is a game where you must fight your way through increasingly dangerous zones filled with enemies, hazards, and mystery. Sanctum Arcadia has a unique but still familiar progression system, challenging and engaging combat, all in a smooth Arcade-like experience.

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.

2D space shooter and turret defense come together to create the Planetary Defense System this world needs! Shoot down asteroids and aliens and survive the bosses in this arcade like game featuring customizable satellites, projectiles, and upgradable Cannon and Planet Shield systems.

Solar Defense is a Military Sci-Fi inspired Tower Defense game focused heavily on strategy and decision making. Defend key locations and repel the Pilakarr forces back to their home world to end their attack and bring an end to this war.

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.

Starfall Defenders is a classic tower defense game that features unique towers and enemies. It also has an in-game shop system that allows players to purchase better towers, upgrade existing ones, and buy special items like the Atom Bomb, Splash Bomb, and Air Supply.

A 3d tower defense game set in space. Protect the last resource outposts from the ongoing Alien attacks! Can you hold out in these ever increasing difficult waves of enemies and protect the last of your resources and Energy?

Solitarius is a 2D top-down wave shooter set in a sci-fi space environment. It is a free minigame that contains six different levels, eight different enemies and nine different weapons. Instead of surviving as long as possible you have to make it through each level.

Hyperdrive Massacre is an 80s inspired arcade fragfest in Spacewar sauce designed around local multiplayer, focused on kinestetics, tactical and shooting skills at a frenzied pace.

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.

A grid-based arcade shooter where enemies only move when you do. You have about a second before they break free of the time freeze and scramble your ship's controls again and again. Best of luck. You'll need it.

A distant human colony faces an enigmatic alien threat. As commander of a spherical battle droid, infiltrate alien spacecraft to neutralize the menace from within. Face AI-enhanced droids, upgrade your arsenal, and engage in high-speed action, mini-games and test your strategic skills and reflexes.