Top similar games like Guinea Pig Gunner:

Zagu Espionage is a single player, 2D side-scrolling action-adventure game where the player takes on the role of the main character, Zagu, a spy from the Tracha colony, who is traveling to seven different regions to defeat the Rogan empire.​

With the power of gravity manipulation and bubblegum, the Bubblegum Bandit wreaks havoc and takes revenge! Steal from evil robots and blow up their ships!

Sci-fi 2D shooter platformer combining the control of a human character and an armored vehicle on the surface of a planet filled with robots and immortal local inhabitants

Remake to 2016's Legends of the Universe - StarCore, a Metroidvania style Action-Platformer with several abilities, enemies and areas to explore.

Take control of Paradox Patrol Officer Conway and defend the galaxy from reality altering paradoxes, in a genre bending, Sci-Fi action shooter.

A pixel-art platformer adventure game with lots of action and a memorable story.Dive into the depths of planet Anyaroth and free its people from the tyranny of the Queen. Join the Rebellion and fight against the Regime’s mind-control system. The anya civilization needs you!

Crash-landed on a fungus infested planet, Cubit the robot must find its path through fighting alien creatures and navigating through an increasing hostile world with a platform creation gun in sci fi inspired dark but cute Metroidvania platforming game.

In this 2D action platformer, you'll play as a humanoid reptile and save the planet and your people from an evil corporation! Reach the control center and activate the self-destruct mechanism! It won't be easy, as there are plenty of traps, obstacles, and heavily armed guards in your way!

Blast through five worlds, claim the Cosmic Gems, defeat Lord Zorkannan, and master every run in this fast arcade shooter.

Brave Soldier: Invasion Of Cyborgs is a pixel art platform game with a lot of action. Help the soldier save the world from the Cyborg Invasion! Good Luck!

In this 2D platformer intergalactic rescuer should as fast as possible to pass through space ship of interplanetary scientists and collect ion-quantum batteries. Use a variety of game mechanics to complete the levels faster. This will be challenging.

Operation Hardcore is an action-packed 2D side-scrolling shooter inspired by classic twitchy action games of yesteryear, but with modern touches and conveniences.

Speed through a sinister space station to free yourself and fellow aliens from captivity in this 2D fast paced platformer!

System Overload is a hand-drawn acrobatic shooter about parrying enemy bullets and turning them into your own. Destroy an evil robot megacorp by vandalizing the streets with their blood, performing stylish parkour, and dancing through a bullet ballet - all fueled by your hatred for the system.

Harness the power of dark energy as you jump, slash, shoot and bombard your way through an army of alien soldiers and killer robots in an arcade style, twin-stick shooter with a slick 80's synthwave soundtrack.

A little but very fun and challenging platform game.

Lunar was on a routine mission when something went wrong. He crashed on a hostile planet and must now find a way home.

Jet Gunner is reloaded, remade and refueled for a new explosive 8-bit adventure. Relive the past glory days where VHS was king, phones didn't have screens and you'd have to blow into a cartridge to get your gaming fix.

A NES hard game, made to run and play on original hardware. Ported to the PC. 7 hard and unique levels. An original gripping ChipTune sound track! 8 bit glory in this side scrolling shooter platformer!

Play as a super skilled combatant, with superhuman speed and agility. Fight against merciless demons, while dashing and jumping to dodge evil traps through carefully designed levels.

Help Kip run, jump, shoot, swim, and fly her way through the galaxy to save her kidnapped Cat Odosan in this hand-crafted precision platformer. Explore 12 unique levels of platforming challenges through a variety of game play types and unique and challenging levels.

Gemaboy Zero X is an action, exploration, and platform Cyberpunk Ploidmania videogame. It is the latest installment in the PLOIDS saga in which Omega will have to travel through time to preserve it and rescue his beloved Alpha!

⚠️ WARNING ⚠️ Once you’ve entered the jungle, there’s no turning back. The Second Death is permanent… Or is it?

So you know that one rover that landed on Mars? Yeah this isn't that.

A free short shooter-platformer in the clouds!

Play as the stickman you drew in your school notebook to defeat the ultimate evil: the TEACHER!

You are Wiloo, and a lonely alien known as Dr. ETvaldo has kidnapped your dog! Now only you can save your best friend! This game is the Deluxe version of "WILOO" and "Super Wiloo Demake," rebuilt using current codebase, featuring updated pixelated graphics and many improvements!

WARNING: This game requires you to think for yourself! Ziode Shadow is a 2D platform/puzzle game about a hungover planet explorer, and his unwanted bot companion. He must utilize many different objects, and manipulate his surroundings, enabling both him, and his support pod to navigate the terrain.

You’re Rasta Santa, an undercover cop disguised as Santa, waging war on traffickers. Shoot, slash, raid hideouts, rescue children, and defend the orphanage in a high-skill 2D action-platformer.

Explore the abandoned CCTA through various simulations of alien environments, and improve your equipments to beat natural and synthetic challenges, looking for the ingredients that can resolve the Earth dispute, in this 2.5D science fiction adventure.

A complete compilation of all four freely released games in the PENS series, each featuring drastically different gameplay styles. Action, comedy, drama and pure ridiculousness await in this cartoony story!

Lead Rolly in his adventure within the wonderful world of Shroomast, and explore its deep semi open-world underground. Goo Keeper is a pure metroidvania with tons of unique bosses, hand-crafted worlds and creatures, and tons of awesome abilities.

Become Aiden, a three-armed mutant who hunts the most dangerous bounties in the galaxy. Catch, slice, dice and destroy enemies in this exciting 2D platformer with a space-western setting.

A satirical hand-drawn 2D action platformer where a grizzly bear runs, jumps, and mauls his way through enemies in solo or local co-op. Blending fast-paced combat and platforming with a nostalgic, poster-inspired art style, every level feels handcrafted and full of character.

With the desire to return to Earth, Apollo knows that his intelligence and the laws of gravity will be his greatest allies in solving puzzles, crossing space and protecting himself from dangers never seen before!

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.