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

Bloodmoon Survivors
Single-player alternative to Ultrablight — playable solo, no multiplayer required. Shares Action and Indie with Ultrablight.
You are a Lunar Knight of the blood moon, and tonight is your night. It's time for violence. Slay the twisted horrors conjured by the moon in this horde survival roguelite. Gain experience, grow stronger, and synergize your weapons to crush the enemy forces and survive the night.
- 2

Wanted Shadows: Unchained
Single-player alternative to Ultrablight — playable solo, no multiplayer required. Shares Action and Indie with Ultrablight.
A survivors-like game where you defeat creatures of the night trying to take over the underworld. Vanquish the invasion, perfect your build, and become purgatory's master.
- 3

I'm No Demonlord
Single-player alternative to Ultrablight — playable solo, no multiplayer required. Shares Action and Indie with Ultrablight.
"I'm No Demonlord" is a Roguelike shooter bullet hell game. High freedom in mechanics leads to unique playthroughs. As a demon-possessed hero, battle enemies, grow, and unveil dark schemes. Can he accept his new role? Save "kinds" or destroy "outsiders"? Good or evil? The choice is yours.
- 4

Idle Survivor
Single-player alternative to Ultrablight — playable solo, no multiplayer required. Shares Action and Indie with Ultrablight.
Your ship is stranded and cannot move. Something out here has woken up, and it breeds faster than you can kill it. All you can do is upgrade your arsenal and fight back, wave after wave, for as long as you can hold.
- 5

Deckzin
Single-player alternative to Ultrablight — playable solo, no multiplayer required. Shares Action and Indie with Ultrablight.
Deckzin is a dungeon crawler deckbuilder with roguelike and RPG elements. Play as fantastic heroes in this action autobattler, build and refine legendary decks, adapt to encounters and events in fast-paced runs, defeat powerful bosses, and keep the world’s last light alive.
- 6

Void Reaver
Single-player alternative to Ultrablight — playable solo, no multiplayer required. Shares Action and RPG with Ultrablight.
Organize. Optimize. Obliterate. Void Reaver is a sci-fi bullet heaven where your backpack is your firepower. Grid-manage 300+ weapons and artifacts into explosive synergies, unlock specialized skill trees, and blast through alien hordes to a high-octane electronic soundtrack.
- 7

Deathfall
Single-player alternative to Ultrablight — playable solo, no multiplayer required. Shares Action and Indie with Ultrablight.
A fast-paced pixel-art roguelike where every run gets more chaotic. Fight endless enemy waves, upgrade your build, and see how far you can survive.
- 8

Micron Survivor
Single-player alternative to Ultrablight — playable solo, no multiplayer required. Shares Action and RPG with Ultrablight.
Micron Survivor is a survival game with rogue-lite elements where you play as alien microorganisms under the microscope. Evolve, unlock research objectives, find symbiotic weapons, upgrade your builds, and fight hordes of terrestrial organisms to rule the microcosm.