Single-player games like The Outsiders
Below are 10 single-player Steam games similar to The Outsiders, 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 The Outsiders page.
Ranked picks
- 1

Serious Sam HD: The Second Encounter
Single-player alternative to The Outsiders — playable solo, no multiplayer required. Shares Action and Indie with The Outsiders.
Serious Sam HD: The Second Encounter is a visually upgraded and fully Steam supported remake of the original high-adrenaline single-play and 16-player co-operative arcade-action FPS and Gamespot's Game of the Month!
- 2

Terraria
Single-player alternative to The Outsiders — playable solo, no multiplayer required. Shares Action and Indie with The Outsiders.
Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available!
- 3

Hotline Miami
Single-player alternative to The Outsiders — playable solo, no multiplayer required. Shares Action and Indie with The Outsiders.
Hotline Miami is a high-octane action game overflowing with raw brutality, hard-boiled gunplay and skull crushing close combat.
- 4

Brothers - A Tale of Two Sons
Single-player alternative to The Outsiders — playable solo, no multiplayer required. Shares Action and Indie with The Outsiders.
Guide two brothers on an epic fairy tale journey from visionary Swedish film director, Josef Fares and top-tier developer Starbreeze Studios. Control both brothers at once as you experience co-op play in single player mode, like never before.
- 5

Starbound
Single-player alternative to The Outsiders — playable solo, no multiplayer required. Shares Action and Indie with The Outsiders.
You’ve fled your home, only to find yourself lost in space with a damaged ship. Your only option is to beam down to the planet below, repair your ship and set off to explore the universe...
- 6

Torchlight II
Single-player alternative to The Outsiders — playable solo, no multiplayer required. Shares Action and Indie with The Outsiders.
The adventure continues in Torchlight II! An Action RPG filled with epic battles, bountiful treasure, and a fully randomized world. Bring your friends along for the journey with online and LAN multiplayer.
- 7

Outlast
Single-player alternative to The Outsiders — playable solo, no multiplayer required. Shares Action and Indie with The Outsiders.
Hell is an experiment you can't survive in Outlast, a first-person survival horror game developed by veterans of some of the biggest game franchises in history. As investigative journalist Miles Upshur, explore Mount Massive Asylum and try to survive long enough to discover its terrible secret... if you dare.
- 8

The Binding of Isaac
Single-player alternative to The Outsiders — playable solo, no multiplayer required. Shares Action and Indie with The Outsiders.
Now 20% More Evil with the Free Halloween update!
- 9

Akabeth Tactics
Single-player alternative to The Outsiders — playable solo, no multiplayer required.
Akabeth Tactics is a turn-based tactical puzzle game where you play as the vampire Liel, trying to infiltrate into King Cassius' castle and usurpe the throne. Solve challenging positioning puzzles through fixed levels, in a gothic tone.
- 10

Between Two Castles - Digital Edition
Single-player alternative to The Outsiders — playable solo, no multiplayer required.
Between Two Castles - Digital Edition brings the delightful experience of the original board game to your computer! Build unique procedural castles, make strategies and play online with your friends!