Single-player games like USG
Below are 9 single-player Steam games similar to USG, 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 USG page.
Ranked picks
- 1
WDF
Single-player alternative to USG — playable solo, no multiplayer required. Shares Action and Indie with USG.
‘WDF’, is a horizontal shmup game with a Boss-rush style in that the difficulty will increase slightly after the player clears all stages and continues to the next loop. Each loop will be different from the other. Also, it has a main campaign mode with a longer stage and weapon upgrades.
- 2
Flesh
Single-player alternative to USG — playable solo, no multiplayer required. Shares Action and Indie with USG.
Dive into a surreal journey as you devour a ship and battle peculiar creatures in this 2D side-scrolling bullet hell shmup. Unleash your skills, dodge relentless barrages, and uncover hidden mysteries in a hand-drawn world of flesh and gore.
- 3
Space Show edition 17
Single-player alternative to USG — playable solo, no multiplayer required. Shares Action and Indie with USG.
Space Show is an explosive space shoot’em up blending fast-paced arcade action with roguelite progression. Destroy waves of asteroids, battle enemy fleets, and defend Earth in an endless war where only survival… and glory matter!
- 4
ROIDERS
Single-player alternative to USG — playable solo, no multiplayer required. Shares Action and Indie with USG.
Become an asteroid miner and loot your way to supremacy! Fight waves of vicious aliens or battle against your friends.
- 5
Nephew's Vendetta
Single-player alternative to USG — playable solo, no multiplayer required. Shares Action and Indie with USG.
Embark on a relentless journey, vanquish powerful bosses, and wield incredible upgrades in this intense action-packed game. Do you have what it takes to conquer the shadows and emerge victorious?
- 6
Neuroma
Single-player alternative to USG — playable solo, no multiplayer required. Shares Action and Indie with USG.
A fast-paced vertical shmup where a living brain controls a combat ship to battle grotesque alien creatures across biomechanical worlds filled with massive bosses and intense arcade action.
- 7
XenoFeud
Single-player alternative to USG — playable solo, no multiplayer required. Shares Action and Indie with USG.
XenoFeud is an insane top-down twin-stick arcade alien shooter, where you must survive hordes of alien intruders while defending a mysterious object in space.
- 8
Space War: Infinity
Single-player alternative to USG — playable solo, no multiplayer required. Shares Action and Indie with USG.
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.
- 9
miniStrike
Single-player alternative to USG — playable solo, no multiplayer required. Shares Action and Indie with USG.
A shoot’em up game with bite-size levels.