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

Guns, Gore & Cannoli
Single-player alternative to Trespassers — playable solo, no multiplayer required. Shares Action and Indie with Trespassers.
Guns, Gore & Cannoli - An over-the-top, comical and fast-paced action game with hand-drawn graphics set in the Roaring Twenties. An all-you-can-shoot fest where you embody Vinnie, a mobster with a mission in a city controlled by gangsters and plagued by zombies. Featuring up to 4-man local co-op.
- 2

Prodeus
Single-player alternative to Trespassers — playable solo, no multiplayer required. Shares Action and Indie with Trespassers.
Prodeus is a first-person shooter of old, re-imagined using modern rendering techniques and technology. Experience the quality you’d expect from a modern AAA game, designed with retro aesthetics and gameplay that invoke the tech-imposed limits of older hardware.
- 3

Gears 5
Single-player alternative to Trespassers — playable solo, no multiplayer required. Shares Action with Trespassers.
From one of gaming’s most acclaimed sagas, Gears is bigger than ever. With all-out war descending, Kait Diaz breaks away to uncover her connection to the enemy and discovers the true danger to Sera – herself.
- 4

Trepang2
Single-player alternative to Trespassers — playable solo, no multiplayer required. Shares Action and Indie with Trespassers.
Become the ultimate badass in Trepang2: A gory, action-packed FPS set in the near future. Unleash all hell on your enemies, dodge bullets and leave a trail of destruction in this hardcore and frenetic shooter.
- 5

Stubbs the Zombie in Rebel Without a Pulse
Single-player alternative to Trespassers — playable solo, no multiplayer required. Shares Action with Trespassers.
Be the Zombie. Kick A** and Take Brains.
- 6

Mother Russia Bleeds
Single-player alternative to Trespassers — playable solo, no multiplayer required. Shares Action and Indie with Trespassers.
An old-fashioned beat 'em up with big doses of adrenaline and trippiness, somewhere between the classic style of Streets of Rage and the ultra-violence of Hotline Miami. Set in a cold, ruthless Soviet Union, Mother Russia Bleeds aims to conjure up anxiety, unease, and drug-addled frenzy.
- 7

Yet Another Zombie Defense HD
Single-player alternative to Trespassers — playable solo, no multiplayer required. Shares Action and Indie with Trespassers.
Top-down zombie shooter with tower defense elements featuring up to 4 players local and online co-op. Build your base by day, defend it by night, put your skills to the test to stay alive as long as possible! Darkness is coming. How long can YOU survive?
- 8

Not Dying Today
Single-player alternative to Trespassers — playable solo, no multiplayer required. Shares Action and Indie with Trespassers.
Not dying today is a 2D side-scrolling action game. In 2030, the world has been taken over by zombies. With fire and blade, bullets and guns, you, captain Aiden, will do anything to protect the last human kind, anything, even turn into a zombie, using zombie power to kill zombies.