Single-player games like Thunder Kid
Below are 16 single-player Steam games similar to Thunder Kid, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Thunder Kid page.
Ranked picks
- 1

Thunder Kid II: Null Mission
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
Thunder Kid, come in. The Robot Empire is back, and they're kidnapping all the humans! Run 'n' gun through colorful environments, dodge bullets, blast enemies, and face off with challenging bosses in this engaging, 3D action platformer. Do you have what it takes to save humanity?
- 2

ARMED SEVEN
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
The year is 1989. 12 years have passed since the Gogoh Army’s invasion of Earth. Exposure to alien technology during the war enabled Earth’s own technologies to take massive leaps forward. International conflict that was previously rife in the history of mankind fell to an all-time low, and the Earth Federation was established as a...
- 3

Intrusion 2
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
"This is some of the most fun I've had with a game so far this year, and it will go down as one of the best side-scrolling shooters of all time." - 9/10, Destructoid
- 4

Ikaruga
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
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!
- 5

Syder Arcade
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
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.
- 6

LUFTRAUSERS
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
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.
- 7

Astebreed: Definitive Edition
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
Climb into the cockpit of an otherworldly war machine and fly into battle against a horrifying alien race bent on eradicating humanity to preserve their own civilization.
- 8

Duck Paradox
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
Shoot bouncing bullets in this roguelike precision platformer killing corrupted ducks while searching for Dr. Paraducks’ beloved pet throughout the multiverse! To return to safety you’ll need to tackle difficult-to-master trials, run after run, earning upgrades, while maintaining your sanity!
- 9

And All Would Cry Beware!
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
90s-style shooter meets Metroidvania. Step through a portal to a mysterious alien world, and discover the fate of the Lost Expedition.
- 10

Venusian Vengeance
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
In the year is 196X the Soviets won the space race and colonized Venus. Now the Americans have sent Sgt. Jon Dagger to Venus to destroy the Secret Soviet Science Facility.
- 11

Ninja Outbreak
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
Survive in an off-world research station that has been overrun by a contagion that turns its victims into bloodthirsty Ninja.
- 12

Cold Vengeance
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
When Canada invades the USA, Sgt. Jon Dagger must run and gun his way across the ruins of America to the Frozen North to deliver Cold Vengeance.
- 13

Kill the Superweapon
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
3D Twin-Stick Action game where bosses can roam from room to room in pursuit of the player. Samantha Kill is on a mission to take down Abaddon Inc. and their Bio-Mechanical Supersoldiers.
- 14

Space Captain McCallery - Episode 1: Crash Landing
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
Space Pirate Captain McCallery has Crash Landed on an alien planet! Explore a strange and hostile alien world in this Low-Poly 3D Action-Adventure game.
- 15

Space Captain McCallery - Episode 2: Pilgrims in Purple Moss
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
Space Pirate Captain McCallery explores a mysterious ruin in an alien swamp in search of treasure in this Low-Poly 3D Action-Adventure game.
- 16

Diorama Dungeoncrawl
Single-player alternative to Thunder Kid — playable solo, no multiplayer required. Shares Action with Thunder Kid.
Low-Poly 3D Diorama Action! Inspired by 16-bit action games, Diorama Dungeoncrawl brings that style of challenge to a fully 3D Environment! Battle monsters and avoid traps in your quest to claim the heart of the Living Castle!