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

ANIQUILATION
Single-player alternative to Nebula Strike — playable solo, no multiplayer required. Shares Action with Nebula Strike.
Twin Stick Shooter Multiplayer Action Game set in small planets that can be terraformed as you play! in which not only your shoots, but also the enemies and planet environment are your weapon!
- 2

A.V.E.N.A.
Single-player alternative to Nebula Strike — playable solo, no multiplayer required. Shares Action and Indie with Nebula Strike.
Pilot disposable combat drones through the Primal Portal in a sci-fi action roguelike. Customize your drone, fight through various missions, recover research data and alien technology to enhance your drone setup for the next session.
- 3

Tanks Etc.
Single-player alternative to Nebula Strike — playable solo, no multiplayer required. Shares Action with Nebula Strike.
Tanks Etc. is a modern reimagining of co-op overhead arcade classics; it offers classic gameplay while adding in depths of strategy to keep players reinventing strategies for waging war with their friends.
- 4

Newtone's Gospel
Single-player alternative to Nebula Strike — playable solo, no multiplayer required. Shares Action and Indie with Nebula Strike.
Newtone's Gospel is a top-down roguelike shooter where you wield absurd weapons, follow Newtone's gospel to enhance your "classical mechanics" (a.k.a. muscles), defeat Newtone's apples and Reibniz... and finally earn an audience with Isaac Newtone himself.
- 5

Space Scavenger 2
Single-player alternative to Nebula Strike — playable solo, no multiplayer required. Shares Action and Indie with Nebula Strike.
A fast-paced, top-down action roguelite about building outlandish modular spaceships and discovering broken synergies. Scavenge resources, craft absurd builds, and hone your abilities in a paradoxical time loop.
- 6

Arc’s Glitch Defender
Single-player alternative to Nebula Strike — playable solo, no multiplayer required. Shares Action and Indie with Nebula Strike.
Save the galaxy? Boring. Dylo wants the fame. Master breakneck speeds in this ego-fueled arena shooter. Blast through the Shadows, feed your pride, and uncover the dark secret behind a 'perfect' Utopia. Speed is your weapon; hesitation is a glitch.
- 7

Cells of Division
Single-player alternative to Nebula Strike — playable solo, no multiplayer required. Shares Action and Indie with Nebula Strike.
Cells of Division is a top-down bullet hell roguelike. Fight with past-run clones (up to 6 allies), mix ~100 items, and defeat 50+ bosses. Destroy viruses and defend the immune system!
- 8

Cyber Siege
Single-player alternative to Nebula Strike — playable solo, no multiplayer required. Shares Action and Indie with Nebula Strike.
Cyber Siege is a fast-paced shooter with pure gameplay. Play solo or in local co-op up to 4 players. Upgrade your character and weapons as you fight 50+ enemy types across 20 levels in 4 different worlds.