Single-player games like Slimekeep
Below are 9 single-player Steam games similar to Slimekeep, 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 Slimekeep page.
Ranked picks
- 1

Doomsday Hunters
Single-player alternative to Slimekeep — playable solo, no multiplayer required. Shares Action and Indie with Slimekeep.
Shoot stuff in a perfect pixel world, combine items, build guns, die every time! Roguelite twin-stick shooter where magic and post-apocalyptic future technologies collide. Defeat evil lord Dracula and save everyone!
- 2

ATOMINE
Single-player alternative to Slimekeep — playable solo, no multiplayer required. Shares Action and Indie with Slimekeep.
Atomine is a twin stick procedural shooter rogue-lite set in a virtual world with minimalist design, where the player recounts on the screen the real events of STUXNET, the first weapon ever created in the form of computer virus.
- 3

Nuclear Throne
Single-player alternative to Slimekeep — playable solo, no multiplayer required. Shares Action and Indie with Slimekeep.
Nuclear Throne is a post-apocalyptic roguelike-like top-down shooter. Not 'the final hope of humanity' post-apocalyptic, but 'humanity is extinct and mutants and monsters now roam the world' post-apocalyptic. Can you reach the Nuclear Throne?
- 4

Teleglitch: Die More Edition
Single-player alternative to Slimekeep — playable solo, no multiplayer required. Shares Action and Indie with Slimekeep.
In a cold, dark future dominated by mega-corporations, a small lonely planet on the edge of habitable space is the site of a shadowy research facility specializing in necrotic tissue reactivation. You are a scientist who has suddenly awoken to the realization that you are the lone survivor.
- 5

HyperParasite
Single-player alternative to Slimekeep — playable solo, no multiplayer required. Shares Action and Indie with Slimekeep.
A rogue-lite twin-stick shooter/brawler that never plays the same twice. Collect and control 60 different characters as the body-snatching alien Parasite with a grudge against humanity. Fight to the top of the food chain: possess the President, push the Big Red Button and one-up the human race.
- 6

Enter the Gungeon
Single-player alternative to Slimekeep — playable solo, no multiplayer required. Shares Action and Indie with Slimekeep.
Enter the Gungeon is a bullet hell dungeon crawler following a band of misfits seeking to shoot, loot, dodge roll and table-flip their way to personal absolution by reaching the legendary Gungeon’s ultimate treasure: the gun that can kill the past.
- 7

Dunjungle
Single-player alternative to Slimekeep — playable solo, no multiplayer required. Shares Action and Indie with Slimekeep.
A 2d action-packed roguelite about a monkey hero protecting the jungle from the rise of a corruptive power. Explore ever-changing dungeons, fight weird enemies and gear up with lots of weapons and relics you can combine for a new experience every run. Explore, fight, die, and repeat!
- 8

Beyond the Long Night
Single-player alternative to Slimekeep — playable solo, no multiplayer required. Shares Action and Indie with Slimekeep.
Explore a whimsical underground world whilst being chased by a mysterious corrupting force in this charming twin-stick action roguelike! Befriend loveable characters, fend off enemies with chaotic abilities, and uncover the secrets of this subterranean kingdom caught in a time loop.
- 9

Dead Cells
Single-player alternative to Slimekeep — playable solo, no multiplayer required. Shares Action and Indie with Slimekeep.
Dead Cells is a roguelite, metroidvania inspired, action-platformer. You'll explore a sprawling, ever-changing castle... assuming you’re able to fight your way past its keepers in 2D souls-lite combat. No checkpoints. Kill, die, learn, repeat.