Single-player games like Unknown Hero
Below are 8 single-player Steam games similar to Unknown Hero, 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 Unknown Hero page.
Ranked picks
- 1
The Battle of Aurinoxia
Single-player alternative to Unknown Hero — playable solo, no multiplayer required. Shares Action and Indie with Unknown Hero.
A retro space shoot 'em up with pixel art graphics, unique enemies, tough angry bosses, and a killer soundtrack. You are among the first pilots to arrive in the system to mount the counteroffensive against the aggressors. Get out there and show these aliens the price for messing with The Alliance!
- 2
Starfighter Neon
Single-player alternative to Unknown Hero — playable solo, no multiplayer required. Shares Action and Indie with Unknown Hero.
You've been dropped into enemy space. Weave your Starfighter between alien spaceships, lasers, asteroids and bombs destroying as many as you can and collecting valuable coins and powerups as you go.
- 3
Space War: Infinity
Single-player alternative to Unknown Hero — playable solo, no multiplayer required. Shares Action and Indie with Unknown Hero.
Vertical semi-procedural shmup with upgrades, real-time enemy waves, and infinite replayability. Level up your ship, unlock 20+ weapons, defeat 5 bosses, and survive endless bullet-hell combat.
- 4
Bit Blaster XL
Single-player alternative to Unknown Hero — playable solo, no multiplayer required. Shares Action and Indie with Unknown Hero.
Bit Blaster XL is a fast-paced, retro arcade shoot 'em up (shmup) inspired by the classic quarter-munchers of the ‘80s. Easy to pick up, hard to put down, boost, dodge, shoot, and chase high scores in this addictive, old-school action game!
- 5
Akka Arrh
Single-player alternative to Unknown Hero — playable solo, no multiplayer required. Shares Action with Unknown Hero.
Akka Arrh is a modern take on a scrapped project from the 1980s, providing players with a fast-paced, addictive, arcade shooter experience and psychedelic visuals. Protect your life rings as you chain together combos and go for a high score!
- 6
Syder Arcade
Single-player alternative to Unknown Hero — playable solo, no multiplayer required. Shares Action and Indie with Unknown Hero.
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.
- 7
Astebreed: Definitive Edition
Single-player alternative to Unknown Hero — playable solo, no multiplayer required. Shares Action and Indie with Unknown Hero.
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
Starr Mazer: DSP
Single-player alternative to Unknown Hero — playable solo, no multiplayer required. Shares Action and Indie with Unknown Hero.
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.