Single-player games like Onslaught
Below are 8 single-player Steam games similar to Onslaught, 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 Onslaught page.
Ranked picks
- 1
MALAKA: The Last Report
Single-player alternative to Onslaught — playable solo, no multiplayer required. Shares Action and Adventure with Onslaught.
MALAKA The Last Report A grounded stealth-action game about uncovering a hidden truth in a remote Indonesian village. Search, survive, and decide: expose the truth or walk away.
- 2
Frontier Prospection: Trouble on Asteroid 47
Single-player alternative to Onslaught — playable solo, no multiplayer required. Shares Action and Adventure with Onslaught.
Mine valuable resources on dangerous asteroids, haul your cargo back to base, upgrade your vehicle, and defend your convoy from pirates and rival miners. Play solo or multiplayer in an arcade-style space mining adventure.
- 3
Oddworld: Stranger's Wrath HD
Single-player alternative to Onslaught — playable solo, no multiplayer required. Shares Action and Adventure with Onslaught.
You're the Stranger, a mysterious bounty hunter on a mission to bag the ultimate prize. And you need that money like no one else because there is something very wrong with your health and the only way to fix it is a very costly operation.
- 4
Beyond the Fringe
Single-player alternative to Onslaught — playable solo, no multiplayer required. Shares Action and Adventure with Onslaught.
Welcome to Beyond the Fringe, a single-player action/adventure set in a sci-fi universe with over seven different handcrafted maps to explore! Fight, fly, loot, mine, and craft your way through each world, searching for your mother and discovering the truth about the danger looming over the galaxy.
- 5
Code Name: Boogeyman
Single-player alternative to Onslaught — playable solo, no multiplayer required. Shares Action and Adventure with Onslaught.
Code Name: Boogeyman is a single-player action-fighting game inspired by iconic movies and video games.
- 6
Zombie War:New World
Single-player alternative to Onslaught — playable solo, no multiplayer required. Shares Action and Adventure with Onslaught.
"Zombie World War: New World" is a shooter where players and three AI teammates battle a massive zombie invasion. They must cooperate using skills and strategies to survive and defeat mutants. Intense combat with high-quality graphics and PBR materials providing a visually stunning experience.
- 7
Shadows of the Damned: Hella Remastered
Single-player alternative to Onslaught — playable solo, no multiplayer required. Shares Action and Adventure with Onslaught.
Shadows of the Damned, an action-adventure road trip through hell, has been remastered at last! Get ready for a story about rock, love, and just a little bit of demon slaying.
- 8
Sniper Elite 5
Single-player alternative to Onslaught — playable solo, no multiplayer required. Shares Action and Adventure with Onslaught.
The award-winning series returns as Karl Fairburne fights to uncover Project Kraken in 1944 France. The genre-defining authentic sniping, with enhanced kill cam, has never looked or felt better as you fight across immersive maps to stop the Nazi war machine in its tracks.