Games like Slime Dungeon
Games like Slime Dungeon include The Room, The Binding of Isaac: Rebirth, The Room Two, Poppy Playtime, and The Escapists. We matched them by the tags players give Slime Dungeon on Steam (Dungeon Crawler, Hidden Object, Puzzle, Pixel Graphics, and Action): closest matches first, and among equally close ones the better-known games.

The Room
Shared: Puzzle · Hidden Object · Point & Click

The Binding of Isaac: Rebirth
Shared: Dungeon Crawler · Pixel Graphics · Dark

The Room Two
Shared: Puzzle · Hidden Object · Point & Click

Poppy Playtime
Shared: Puzzle · Dark · Survival

The Escapists
Shared: Pixel Graphics · Action · Puzzle

There Is No Game: Wrong Dimension
Shared: Puzzle · Pixel Graphics · Point & Click

UnderMine
Shared: Dungeon Crawler · Pixel Graphics · Action

The Room Three
Shared: Puzzle · Hidden Object · Point & Click

Enter the Gungeon
Shared: Dungeon Crawler · Pixel Graphics · Action

Pony Island
Shared: Puzzle · Pixel Graphics · Dark

Terraria
Shared: Pixel Graphics · Survival · Adventure

Please, Don’t Touch Anything
Shared: Puzzle · Pixel Graphics · Hidden Object

Papers, Please
Shared: Pixel Graphics · Puzzle · Point & Click

Noita
Shared: Dungeon Crawler · Pixel Graphics · Action

Hotline Miami
Shared: Action · Pixel Graphics · Top-Down

CARRION
Shared: Pixel Graphics · Action · Puzzle

Seen
Shared: Puzzle · Dark · Action

LIMBO
Shared: Puzzle · Dark · Indie

Exit the Gungeon
Shared: Action · Pixel Graphics · Arcade

The Binding of Isaac
Shared: Dark · Action · Top-Down

Bendy and the Dark Revival
Shared: Action · Puzzle · Dark

ZERO Sievert
Shared: Pixel Graphics · Survival · Top-Down

Out There Somewhere
Shared: Pixel Graphics · Puzzle · Action

Fran Bow
Shared: Puzzle · Dark · Point & Click