Games like Rheum
Jump down the esophagus of a body plagued by viruses and big bad bosses in this reverse vertical scrolling shoot'em up! Collect eye crusties, upgrade your pupils, and clear the screen of bullets with your cornea crushing eye blasts!

Top 12 games similar to Rheum
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LUFTRAUSERS
The skies are aflame and the seas will overflow with wreckage in Vlambeer’s stylish arcade shooter LUFTRAUSERS! Take to the skies in customized fighter planes to battle battleships, submarines, and rival aces for glory, honor, and high scores.
ActionCasualIndie - 2

Galaxy Champions TV
Galaxy Champions TV is a super intense top-down closed arena shooter game inspired by the classic arcade game Smash TV. Get powerful weapons and power-ups, kill huge amounts of enemies, level up, unlock upgrades and beat all the bosses to become the champion of the most violent TV show of all time!
ActionIndie - 3

Hyper Echelon
The Cyan Galaxy is in peril! Your trusty little star fighter and rag tag squad of wingmen are the only hope against the evil EXODON! Level up from a pea shooter to an offensive powerhouse as you engage in frantic combat across many wondrous locales.
ActionIndie - 4

Blazing Chrome
In Blazing Chrome, bring your best pal and kick some metal butts to free the humankind while enjoying a classic run’n’gun, fully loaded with action and exciting fights!
ActionIndie - 5

Syder Arcade
Killing zombies never gets old, but sometimes you just need a break. Get back to some serious old-school gaming with Syder Arcade! Syder Arcade is a love letter to Amiga games of the ‘90s, no coins, no upgrade grinding, just your tenacity and a motherload of alien invaders.
ActionIndie - 6

Starr Mazer: DSP
The UNFP's been kicked in the teeth by a G'ell invasion force and their last and only hope is a planetary outpost and its fleet of experimental DSP MkI Forward Assault Fighters and anyone marshal enough to strap into one and forcefully accept some apologies.
ActionEarly AccessIndie - 7

BLUE REVOLVER
Fight, fly, flourish! BLUE REVOLVER is a manic arcade-style shoot-em-up built for newcomers and psychos alike. Powerful special weapons cut through tough areas, while an adaptive difficulty system tailors the game to your skill level as you evade and counter a maniac environmental force!
ActionIndie - 8

Waves
Waves is an Arcade Twin-Stick Shooter that's all about High Scores. Build your combo and drop bombs in pursuit of Leaderboard dominance over seven game-modes!
ActionIndie - 9

Ikaruga
Shoot! Dodge! and... Get Hit!? "Ikaruga" is a vertical shoot 'em up that features an unique polarity-switching gameplay. Switch the ship's polarity and "get hit and absorb" enemy bullets! Achieve High Score with the chain bonus!
ActionIndie - 10

Rush Rover
Rush Rover is a 2D top-down shooter game. Compared to other similar games of the genre, the shooting experience is closer to traditional shoot'em up games. It includes random map generation, unique weapons, lots of different enemies, exciting boss battles and a dynamic chiptune soundtrack.
ActionAdventureIndie - 11

Sine Mora
Sine Mora is a horizontal shoot'em up that provides a unique take on challenge, where time is the ultimate factor.
ActionIndie - 12

Jetboard Joust
Fast & fluid arcade-style shooter with roguelike elements! Take flight on a lethal rocket-powered jetboard, blasting alien invaders with an explosive arsenal of ridiculous weaponry. Face off against massive, multi-stage bosses. Jetboard Joust resurrects the spirit of the arcade for the 21st century!
ActionIndie
About imho.run
imho.run is a Steam game recommender that combines collaborative filtering (ALS / iALS / EASE / LightGCN) with content-based scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted gameplay vibes from review text. The lists you see here are generated in seed mode — anchored on Rheum— so they answer the question “what plays like this?” rather than “what fits my library?”
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