Single-player games like Spectre Of Eternity
Below are 8 single-player Steam games similar to Spectre Of Eternity, 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 Spectre Of Eternity page.
Ranked picks
- 1
Into The Void
Single-player alternative to Spectre Of Eternity — playable solo, no multiplayer required. Shares Action with Spectre Of Eternity.
A wormhole has opened up letting aliens terrorize your city. Pilot your spacecraft and destroy the aliens using flamethrowers, missiles, gatling guns, shockwaves, and more!
- 2
Space Dragons
Single-player alternative to Spectre Of Eternity — playable solo, no multiplayer required. Shares Action with Spectre Of Eternity.
Choose your spaceship and defeat the alien threat that comes from the Moon. Blast your way crushing, ripping apart and exploding hostile aliens that are taking control of powerful weapons and military technology from Earth. Find the entity that controls the threat and make it explode into blood.
- 3
Galactic Slice
Single-player alternative to Spectre Of Eternity — playable solo, no multiplayer required. Shares Action and Casual with Spectre Of Eternity.
Galactic Slice sci-fi shooter game all about pizza, you use the WASD keys to move & the spacebar to shoot. Galactic Slice is all about an alien race wanting to destroy & ruin pizza forever, which simply cannot happen! Your job is to eliminate the aliens & save all pizzakind.
- 4
Spelp
Single-player alternative to Spectre Of Eternity — playable solo, no multiplayer required. Shares Action with Spectre Of Eternity.
The SPELP program needs YOU to annihilate thousands of aliens with a variety of weapons, members and unique capacities. Unlock characters and make up your own team to fit your playstyle.
- 5
Gates of Zendocon
Single-player alternative to Spectre Of Eternity — playable solo, no multiplayer required. Shares Action with Spectre Of Eternity.
In this classic side-scrolling shoot-em-up, originally published in 1989 for the Atari Lynx handheld console, take on the role of a starship pilot trapped in a web of 51 interconnected hostile universes by the evil spider Zendocon.
- 6
Rocket delivery: Space Wok
Single-player alternative to Spectre Of Eternity — playable solo, no multiplayer required.
A backpack building run-and-gun game! Fill your backpack with guns, blast away space bugs, and deliver noodles to hungry customers!
- 7
A Void Shaper
Single-player alternative to Spectre Of Eternity — playable solo, no multiplayer required. Shares Action and Casual with Spectre Of Eternity.
Shape the void with the power of your cursor! A Void Shaper is an arcade game about avoiding shapes and killing them, while you collect upgrades. Unlock new enemy shapes and upgrades as you progress through the game and complete your collection.
- 8
Waifu Space Conquest
Single-player alternative to Spectre Of Eternity — playable solo, no multiplayer required. Shares Action and Casual with Spectre Of Eternity.
In Waifu Space Conquest you can play a nostalgic arcade game. Conquer all the space to pass the level. Confine the aliens in your claimed space to kill them.