Top similar games like Systematic Immunity:
Systematic Immunity $3.99
Systematic Immunity is a challenging precision platformer set inside the human body...and not a particularly healthy one either. This body has been infected by a big, nasty bugger of a germ, who is making it his business to spawn many more germs as fast as he can.
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Germ Wars$1.99
Take control of a determined White Blood Cell on a quest for self discovery, vengeance, punishment and annihilation of all evil germs who would dare infiltrate an unsuspecting and innocent human body in this unique and organic experience.
Plasma Puncher$5.99
Plasma Puncher is an action-brawler taking place at a cellular level! As the last standing white blood cell, you must destroy the virulent army of microbes that invaded the bloodstream, using your bare fists and an assortment of power-ups and special attacks! It's all about punching amoebas into oblivion, baby!
DOUBLE INVASION!!$7.99
Push blocks. Shoot germs. Heal your body.
Keep Health!$0.99
Keep Health! Is a regional arena type rogue-like game, players will become a defender in the game, control several weapons against a variety of germs. Get a variety of weapons and items in the game to strengthen the guards, so as to overcome difficulties and complete the breakthrough.
Pathogen Purge - Tower DefenseFREE
Pathogen Purge is a thrilling microbiological tower defense game, combining strategy and action as players become Nanobot Guardians defending the human body against relentless germs and viruses.
BioGun$19.99
Get injected into the microscopic world of BioGun. Face viral threats and winding corridors on your mission to save man’s best friend from the inside. Will you save dog-kind from extinction?
Qwerty Quest$4.99
Type your way to the top of the leaderboard as an epic Wordslayer! Hone your skills and become a faster and more accurate typist while protecting the Kingdom of Knowledge from the Curse of Silence.
Smashing Spirits: Brazil's First Boxer$3.99
Fight Spartans at Brazil Island with fiercely boxing combos on this insanely fast-paced fighting-platformer! Play with Aiyra, an indigenous boxer fighting in the middle of a conflict between her own people and foreigners coming from beyond the seas.
Clean that world$1.99
Clean that world is a cute VR shooter. Your task is to cleanse the planet with two suns from germs and worms. They are afraid of water, and you just have everything you need - water pistols and shotguns, and a bucket with a mop will also work for this task.
biorhythmFREE
You are bacteria, lost in the human bloodstream. Explore, fight, and uncover the mystery of your new home to the beat of the heart.
Filcher$9.99
Filcher is a first-person 2.5D noir stealth game. As Sporey the master thief, break into guarded buildings to steal from the wealthy and corrupt, using only your senses, your wits, and a handful of tools and gadgets.
Paper Plane Arena - A Medieval Fantasy$9.99
Paper Plane Arena is an interactive game experience that is designed to ease your mind and have fun popping innocent balloons. You jump into the role of a little paper plane that is supposed to rescue the world from little but evil balloon demons by dashing through them.
TriElement$2.99
Fire, Ice and Lighting elements often cancel each other out. However, in TriElement the enemy invasion is so dire that even the elements must work together to push them back. TriElement is a casual endless shooter against hordes of germs and viruses.
Cell HD: emergence$5.99
Based on a 3D version of mathematician John Conway's "Game of Life," the game puts the player in a biological world that is uncannily alive.
Pandemic Panic!$4.99
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?
Hollow MissionFREE
Single player First person Puzzle Base Casual Story base game that follows a soldier in his mission to find out what has happened to a lab out in the woods.
The Butterfly Sign$4.99
The Butterfly Sign is a detective story putting players into the role of the survivor of a disastrous incident. The protagonist takes an experimental drug which immerses him in the depths of his mind. In his memories, he will discover the ones responsible for the disaster, little by little, step by step…
Save My SisterFREE
After a young girl is kidnapped by a human trafficking gang, an ex army officer with PTSD has to fight to rescue her. A Third Person shooter with film-noir/neo-noir style
Get-A-Grip Chip and the Body Bugs$2.99
Get-A-Grip Chip and the Body Bugs sends Chip on a new mission: enter the human body and dismantle digestive distress! In this satisfying 2D platformer, master Chip’s grappling hook to get things flowing. Raise an army of white blood cells to fight off the Body Bugs as you grapple for guts and glory.
Jack Big Chin: Alien Invasion$2.99
Save humanity! Help Jack Big Chin defeat the alien invaders, in a hard action-adventure game with 3D platform elements, where you must improve your weapons and activate cannons to complete your missions.
Boney's Research On Humans!$5.99
Boney is an aspiring journalist looking for the next big scoop when he gets a tip about a secret lab operation he ends up going to the biggest scoop of his undead life! Now he has to return to Monsternett and share his findings with the undead world!
Merger 3D$2.99
2048AD - the year in which humanity was faced with bio-terrorism. The desire to reach the next stage of evolution, which ran contrary to the facts of nature, formed the study of illegal modification to human cells. Because of this, a special unit was formed by mercenaries who opposed human experimentation.
Choice of Alexandria$3.99
Can your steam-powered inventions save the ancient Library of Alexandria? Will you sacrifice the library to protect the city? Or the future king instead?
Smash MAGA! Trump Zombie Apocalypse: Twilight of EmpireFREE
Anti-fascist gamers fight the Trump Zombie plague in this spree of rioting and looting!
The Butterfly Sign: Human Error$4.99
The Butterfly Sign: Human Error is the second chapter of the first person detective video game in which we are playing as a sole survivor of a serious terrorist attack. Protagonist is the only witness of the incident and his fate depends on his memories.
Inside MeFREE
"Inside Me" is a top-down shooter in which you play as one of nanorobots embedded in the human body to fight infection.
InCell VRFREE
InCell is an action/racing VR game with a bit of strategy and science thrown into the mix. You'll take an exciting journey inside the highly unusual micro world of human cell and stop the virus advance. The game is focused on VR but you can play just fine without a set.
鈴集無名の丘 ～ Little Doll QueenFREE
Gensokyo suddenly plunged into a huge miasma of toxic fog, and the lands are now gloomy and lifeless. The source of these strange phenomena is the Nameless Hill, a forgotten land of sin. It's a danmaku experience full of poisons and suffocation. That means, this is a shooting game.
30XX$19.99
Jump, shoot, and slash your way through 30XX, the roguelike action platformer you can play with a friend! Explore lush, ever-changing worlds that mix precise platforming with fevered combat. Destroy fearsome Guardians. Master unique Powers. Rediscover the thousand years we've lost.
Leap of Champions$7.99
Leap of Champions is a 3D Competitive and Cooperative First Person Shooter with awesome graphic, and a skill based gameplay. His strongpoints are a fluid gameplay with a solid graphic able to work well on outdated machines as well as on the most powerful ones.
Asuji: The Legend of You$2.99
You play as "You", a sperm who wants to become Human! Collect all the sperm cells, dodge the crazy sperms and maybe become long enough to inject yourself into the egg!
Reborn: in the Android WombFREE
You are a Sperm Cell that wants to be reborn. Kill other players, destroy viruses and become the first to conquer the Egg Cell! Use thousands of combinations of abilities, many costumes and drones, buy and sell at auction.
Siege Island$4.99
Step into the world of Siege Island, a tribute to the classic arcade game "Rampart". Prepare yourself for an immersive 3D action-puzzle game that will test your strategic skills and reflexes. As the Orcish fleet draws near, the duty to safeguard your island from their assaults is yours.
Microodyssey$8.99
Microodyssey is a narrative-driven 2D platform game, representing a travel into the greater scientific question: what there is at the start and at the end of everything?
A Way To Die$6.31
Enter the human body with A Way To Die! Play as a disease that attempts to infect its host by contaminating organs and mutating! Discover new ways to win every time you play with all the different diseases!
Hasbro's BATTLESHIP$12.49
Hasbro's Battleship is the original strategic naval war game. Choose your Captain, position your ships, aim your missiles and sink the enemy's fleet! Face them in Classic mode, or step-up the stakes in the all new Commanders Mode. Ready, aim, FIRE!
Starship Commander: Arcade$7.99
Award winning experimental AI experience where you speak directly to NPCs and get intelligent responses. Bust out that Microphone or VR headset for a comfortable yet exciting VR experience, where you'll go on an adventure with SGT. Sarah Pearson
Orbox C$0.99
Bounce the box in outer space. Blow bombs, break the ice, collect orbs, activate sensors and more! The game starts easy and slowly grows in difficulty to the real challenge. When you want a clever brain teaser for 5-20 min session - this is the best choice.
SunAge: Battle for Elysium$14.99
A return to the roots of real-time strategy, providing beautiful 2D visuals combined with all the features that we came to expect from old school classics. This remastered version is a culmination of all the improvements and new features based upon suggestions from the community.
IronCommando/钢铁突击队$0.99
Open the game, incarnate the warrior, pour the bullet on the enemy, smash the ambition of the evil army! STG + "store" system. Targeted purchase of props, strengthen the ability, is the key to customs clearance. You can choose a number of soldiers with different performance.
ZomcadeFREE
Zomcade is a challenging action-horror arcade style game for Steam VR. Immerse yourself in over 15 different ways to play.
Outer Terror$9.99
DON’T DIE as you assemble a ridiculous arsenal of weapons and desperately hold out against massive hordes of creatures pulled from a variety of classic horror genres reminiscent of 80s and 90s Golden Age comics and B-movies in this stylish action-packed arcade roguelite.
The Riftbreaker$29.99
The Riftbreaker™ is a base-building, survival game with Action-RPG elements. You are an elite scientist/commando inside an advanced Mecha-Suit capable of dimensional rift travel. Hack & slash countless enemies. Build up your base, collect samples and research new inventions to survive.
Virus Protocol$2.99
Let virus destroy white cells and get to here and there :D
Blood of the Werewolf$4.99
Blood of the Werewolf (2.0) Become Selena, loving mother, devoted wife and -- powerful werewolf. Take revenge on the monsters that have slain your husband and stolen your child, in this love letter to classic platformers.
Infection X$3.99
Join the viral adventure in this arcade-style game. Play as a virus, infect cells, defeat antibodies, and solve puzzles to collect RNA points. Navigate through lung, cell, and nuclear challenges, facing unique enemies and a thrilling boss battle. Get ready for a contagious gaming experience!
Fate of Fire: Kyvedy Guardiah$12.99
A tale of Love, Hope and Struggle, full of Lore, Action, memorable characters and humor !
HYNPYTOL$14.99
They're coming. There's no hope. Still, you're a HYNPYTOL.
Hacknet$9.99
Hacknet is an immersive, terminal-based hacking simulator for PC. Dive down a rabbit hoIe as you follow the instructions of a recently deceased hacker, whose death may not have been the accident the media reports.
Fall of the New Age Premium Edition$6.99
In the dark Medieval age a baleful cult and its adherers strived to seize the rule over the city, control its inhabitants and destroy all sources of knowledge and culture. Help Marla in this hiodden object adventure to uncover the secret conspiracy, release her kidnapped brother and save the city!
Stay or Leave / 留离$1.99
This is an adventure ARPG with great sense of blow.You can collection of stones,wood and straw etc to make the props or equipment you need.You can also take care of the plants of the camp to get food.Maybe you can go fishing quietly,just forget the whole world...Give full play to you!