Single-player games like Strike Team Delta
Below are 8 single-player Steam games similar to Strike Team Delta, 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 Strike Team Delta page.
Ranked picks
- 1

Variant 22
Single-player alternative to Strike Team Delta — playable solo, no multiplayer required. Shares Action with Strike Team Delta.
Variant 22 is a survival game set in a procedural roguelike post American wasteland. Singleplayer or Multiplayer Coop, Scavenge loot from contaminated areas then base build back in the "safe zone" against endless hordes of the infected.
- 2

Stay Home
Single-player alternative to Strike Team Delta — playable solo, no multiplayer required. Shares Action with Strike Team Delta.
Stay Home is a breathtaking first-person shooter with co-op for up to four players. Get ready for fast-paced gameplay and terrifying action as hordes of zombies flock to you. You can run but you can't hide!
- 3

Limsod
Single-player alternative to Strike Team Delta — playable solo, no multiplayer required. Shares Action with Strike Team Delta.
Limsod is an FPS set in a post-apocalyptic universe in which you must fight for survival in a world infested with flesh-eating zombies. Upgrade your equipment and play in a variety of maps and game modes.
- 4

The Abyss Break
Single-player alternative to Strike Team Delta — playable solo, no multiplayer required. Shares Action with Strike Team Delta.
Hardcore first-person co-op horror game. Explore the worlds beyond the Abyss alone or with a team, gather what you need to survive, and discover how far consciousness can change before it is no longer your own.
- 5

World War Z
Single-player alternative to Strike Team Delta — playable solo, no multiplayer required. Shares Action with Strike Team Delta.
World War Z is a heart-pounding coop third-person shooter for up to 4 players featuring massive swarms of hundreds of zombies, focused on fast-paced, gruesomely spectacular action.
- 6

Undead City
Single-player alternative to Strike Team Delta — playable solo, no multiplayer required. Shares Action with Strike Team Delta.
"Undead City" is a pulse-pounding first-person shooter set in a world devastated by a global pandemic. Humanity's last stand unfolds in this action-packed FPS where you must navigate a post-apocalyptic city swarming with zombies.
- 7

Codename CURE II
Single-player alternative to Strike Team Delta — playable solo, no multiplayer required. Shares Action with Strike Team Delta.
Codename CURE II is an upcoming co-operative first person shooter set in the aftermath of a zombie apocalypse. Create an elite military squad with up to five players and fight your way through hordes of zombies in a variety of dynamic objective missions.
- 8

Contagion
Single-player alternative to Strike Team Delta — playable solo, no multiplayer required. Shares Action with Strike Team Delta.
Contagion isn't your average Zombie Shooter but instead takes a more realistic and different approach to the popular genre with unique characters, environments, weapons, items, and a built in system that makes every round completely unpredictable with resources, objectives, and paths ever changing.