Pathogenic
You are the disease. Pathogenic is a fast roguelike shooter set inside a human body: hunt cells, rip out their organelles and graft them onto your…
93% of 5,160 Steam reviews are positivePlayers online now: 655$9.99
Games like Placebo Effect
Hooked on the fast-paced and surreal side of Placebo Effect? These games are a good place to start.
Inside Me
"Inside Me" is a top-down shooter in which you play as one of nanorobots embedded in the human body to fight infection.
Fast-paced, Surreal, Tense
80% of 55 Steam reviews are positiveFreeOperation Pill
Operation Pill is the story of a small and brave pill that gets into your body and saves it from pathogenic bacteria. Arm yourself with an electrostatic shield and a germicidal cannon and save your body!
Fast-paced, Tense
91% of 11 Steam reviews are positiveFreeProject Remedium
Project Remedium is a story-driven action shooter set inside a human body devastated by illness and bad circumstances. It's a post-apocalypse of sorts, a really tiny one, but for a nanobot named Nano+, the body is a whole world. So he is hell-bent on fixing it with his guns and a unique grapnel.
Fast-paced, Surreal, Tense
48% of 63 Steam reviews are positive$9.99Nano Fighter Anti Disease
Nano Fighter Anti Disease is a flight action game. Controlling a nanoscale fighter, flies over the acid sea of digestive system, passes through the scarred inflammatory lesions, launch a fierce attack towards various pathogens with medicine ammos and biological missiles.
Fast-paced, Tense
75% of 4 Steam reviews are positive$2.99NANOFORCE tactical surgeon fighter
Climb into the cockpit of an overpowered micro unit and fight against an invisible enemy that threatens the Human race. Progress through numerous enemy waves and bosses across more than 7 levels filled with action, secrets, and more !
Fast-paced, Surreal, Tense
85% of 20 Steam reviews are positive$7.99Coronavirus - Nano Force
A fast-paced arcade shooter where you pilot a nano-ship in the fight against the Coronavirus. Grab powerups to upgrade your weapons and eliminate the virus infection.
Fast-paced, Tense
72% of 18 Steam reviews are positiveFreeBioGun
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?
Fast-paced, Surreal, Tense
87% of 492 Steam reviews are positivePlayers online now: 4$19.99Cure for Danmaku Synd
Parry action only top-down shooter! Explore body and destroy pathogens!
Fast-paced, Tense
100% of 17 Steam reviews are positive$6.99Insiders
Welcome to the dangerous micro world hidden inside the human body. Pilot an advanced microship through the bloodstream, brain and kidneys. Mine resources, fight microbes, craft ship modules and weapons, build bases, discover new microorganisms and find a cure for cancer. Don’t get eaten!
Tense
80% of 40 Steam reviews are positive$13.99NanoHive
Manage your hive of nanobots in a Free-to-Play top-down arena shooter and exterminate all the bacteria and viruses infecting the body. Multiply the hive by absorbing bacteria to save people's lives as fast as possible while competing with others in order to become the fastest NanoHive Operator.
Fast-paced, Tense
93% of 14 Steam reviews are positiveFreePathogenic
You are the disease. Pathogenic is a fast roguelike shooter set inside a human body: hunt cells, rip out their organelles and graft them onto your own, building a parasite that breaks the game. Colorful, squishy and hard, with runs that end and immediately demand another.
Fast-paced, Surreal, Tense
93% of 5,160 Steam reviews are positivePlayers online now: 655$9.99Project: Emplorer
You are the pilot of a micro-robot that travels through tissues, collecting 'samples' from the cells it kills and harvesting samples more efficiently.
Fast-paced, Tense, Dark
83% of 12 Steam reviews are positive$2.99
Hidden gems like Placebo Effect
BioGun
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.
87% of 492 Steam reviews are positivePlayers online now: 4$19.99
Endoparasitic
Crawl through a lab on one arm, hand-load every bullet and hold off the parasite in your head long enough to reach the exit.
93% of 2,970 Steam reviews are positivePlayers online now: 8$9.99
Shooting Hurts
A brand new AI, a weapon that turns its health into projectiles, and a gauntlet of tests designed to test their limits.
92% of 265 Steam reviews are positiveFree
PixelJunk™ Shooter
In PixelJunk™ Shooter, you must pilot your spacecraft through a range of cavernous environments in a bid to save the scientists trapped underground.
93% of 251 Steam reviews are positive$8.99
SECTOR
SECTOR is a simple hardcore classic shooter game that you play the role of Dimitri, he and another scientists made fail biological tests and the…
25% of 154 Steam reviews are positiveFree
Project Remedium
Project Remedium is a story-driven action shooter set inside a human body devastated by illness and bad circumstances.
48% of 63 Steam reviews are positive$9.99
Inside Me
"Inside Me" is a top-down shooter in which you play as one of nanorobots embedded in the human body to fight infection.
80% of 55 Steam reviews are positiveFree
Operation Pill
Operation Pill is the story of a small and brave pill that gets into your body and saves it from pathogenic bacteria.
91% of 11 Steam reviews are positiveFree
Nano Fighter Anti Disease
Nano Fighter Anti Disease is a flight action game. Controlling a nanoscale fighter, flies over the acid sea of digestive system, passes through the…
75% of 4 Steam reviews are positive$2.99
NANOFORCE tactical surgeon fighter
Climb into the cockpit of an overpowered micro unit and fight against an invisible enemy that threatens the Human race.
85% of 20 Steam reviews are positive$7.99
Coronavirus - Nano Force
A fast-paced arcade shooter where you pilot a nano-ship in the fight against the Coronavirus.
72% of 18 Steam reviews are positiveFree
Newest games like Placebo Effect
Genome Guardian 2
Build a nanobot from hundreds of parts, splice DNA into hybrid bioweapons and blast through short, frantic runs in a neon-lit deep sea.
94% of 528 Steam reviews are positivePlayers online now: 10$15.99
Pathogenic
You are the disease. Pathogenic is a fast roguelike shooter set inside a human body: hunt cells, rip out their organelles and graft them onto your…
93% of 5,160 Steam reviews are positivePlayers online now: 655$9.99
Cure for Danmaku Synd
Parry action only top-down shooter! Explore body and destroy pathogens!
100% of 17 Steam reviews are positive$6.99
Blasteria
A 2.5D Abstract Sci-Fi top-down shooter about decimating germs on a petri dish. Fill the screen with lasers to decimate hundreds of duplicating germs.
100% of 8 Steam reviews are positiveFree
Locum Tenens
Originally made for PSP in 2025. Full PC Steam port to modern systems. Variety of enemies, weapons, bosses and levels.
100% of 8 Steam reviews are positive$2.99
Cell Sword
Your medical emergency is important to us. Our health professionals will be inside you shortly.
80% of 5 Steam reviews are positive$9.99
Machinicide
Machinicide is a boomer shooter with imm sim and bullet hell elements.
86% of 7 Steam reviews are positive$9.99
Project Tower
Dive in Project Tower, a third-person shooter mixing intense bullet hell combat with a unique morphing ability.
73% of 79 Steam reviews are positive$9.99
NanoApostle
A dark sci-fi boss rush where a girl fused with sentient nanomachines fights her way out of a secret lab.
94% of 1,224 Steam reviews are positivePlayers online now: 2$19.99
BioGun
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.
87% of 492 Steam reviews are positivePlayers online now: 4$19.99
Project: Emplorer
You are the pilot of a micro-robot that travels through tissues, collecting 'samples' from the cells it kills and harvesting samples more efficiently.
83% of 12 Steam reviews are positive$2.99
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[Test Subject Name]
[Test Subject Name] is an FPS Platformer that sees you descend through layers of test chambers, fighting multitudes of robots along the way, using…
81% of 53 Steam reviews are positiveFree