Single-player games like Smashbox Arena
Below are 9 single-player Steam games similar to Smashbox Arena, 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 Smashbox Arena page.
Ranked picks
- 1

Serious Sam VR: The Last Hope
Single-player alternative to Smashbox Arena — playable solo, no multiplayer required. Shares Action and Indie with Smashbox Arena.
Serious Sam is back! And this time it's REAL!
- 2

Raw Data
Single-player alternative to Smashbox Arena — playable solo, no multiplayer required. Shares Action and Indie with Smashbox Arena.
Built from the ground up for VR, Raw Data’s action gameplay, intuitive controls, challenging enemies, and sci-fi atmosphere will completely immerse you within the surreal world of Eden Corp. Go solo or team up and become the adrenaline-charged heroes of your own futuristic technothriller.
- 3

Space Pirate Trainer
Single-player alternative to Smashbox Arena — playable solo, no multiplayer required. Shares Action with Smashbox Arena.
Space Pirate Trainer is the official trainer for wannabe space pirates in VR. Pick up your blasters, put on your sneakers, and dance your way into the Space Pirate Trainer hall of fame.
- 4

Onward
Single-player alternative to Smashbox Arena — playable solo, no multiplayer required. Shares Action and Indie with Smashbox Arena.
Onward is the most immersive tactical VR shooter. Join your squad for a wide variety of competitive PvP, co-op PvE, and solo game modes, including intense multiplayer battles or 4-player co-op missions. Realistic weaponry and combat mechanics will push your survival and combat skills to their limit
- 5

Screencheat
Single-player alternative to Smashbox Arena — playable solo, no multiplayer required. Shares Action and Indie with Smashbox Arena.
Screencheat is a ridiculous competitive split-screen first-person shooter where everyone is invisible, so players are forced to look at each other’s screens to win. Supporting both local and online multiplayer, combat in Screencheat is fast and furious with a wide variety of one-hit kill weapons.
- 6

GORN
Single-player alternative to Smashbox Arena — playable solo, no multiplayer required. Shares Action and Indie with Smashbox Arena.
GORN is a ludicrously violent VR gladiator simulator, made by Free Lives, the developers of Broforce and Genital Jousting.
- 7

Sprint Vector
Single-player alternative to Smashbox Arena — playable solo, no multiplayer required. Shares Action and Indie with Smashbox Arena.
Welcome to Sprint Vector Championship Intergalactica, where the physical thrill of extreme sports meets the unhinged energy of a zany game show! Run, jump, climb, drift, and fly at extreme velocity as you race up to 8 players and battle obstacles in this frenetic VR adrenaline platformer!
- 8

Zombie Training Simulator
Single-player alternative to Smashbox Arena — playable solo, no multiplayer required. Shares Action with Smashbox Arena.
Are you ready for the zombie apocalypse? We've done the research and want to make sure you're prepared. When the news reports the zombies are here and your friend gives you a call, "They're here. I need you," how will you respond? That's right, you'll say "On my way. We've got this thanks to ZTS!"
- 9

POPULATION: ONE
Single-player alternative to Smashbox Arena — playable solo, no multiplayer required. Shares Action with Smashbox Arena.
Fight anywhere in this squad-based VR Battle Royale