Games like Deep in the Dungeon
Games like Deep in the Dungeon include Terraria, Dead Cells, Noita, Stoneshard, and Slime Rancher. We matched them by the tags players give Deep in the Dungeon on Steam (Adventure, Roguelike, Exploration, Dungeon Crawler, and Collectathon): closest matches first, and among equally close ones the better-known games.

Terraria
Shared: Adventure · 2D · Exploration

Dead Cells
Shared: Adventure · Roguelike · 2D

Noita
Shared: Roguelike · Dungeon Crawler · Pixel Graphics

Stoneshard
Shared: Roguelike · Pixel Graphics · Dungeon Crawler

Slime Rancher
Shared: Adventure · Exploration · Cute

DAVE THE DIVER
Shared: Adventure · Exploration · Pixel Graphics

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

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

Rain World
Shared: Exploration · Adventure · Pixel Graphics

Don't Starve
Shared: Adventure · Exploration · Survival

Moonlighter
Shared: Roguelike · Dungeon Crawler · Pixel Graphics

A Short Hike
Shared: Adventure · Exploration · Pixel Graphics

Wizard of Legend
Shared: Roguelike · Dungeon Crawler · Pixel Graphics

Five Nights at Freddy's: Into the Pit
Shared: Adventure · Exploration · Pixel Graphics

Stray
Shared: Adventure · Exploration · Cute

OneShot
Shared: Pixel Graphics · Adventure · Cute

The Long Dark
Shared: Exploration · Adventure · Survival

Elin
Shared: Roguelike · Pixel Graphics · Dungeon Crawler

A Hat in Time
Shared: Collectathon · Adventure · Cute

Webbed
Shared: Exploration · Pixel Graphics · Cute

Core Keeper
Shared: Exploration · Pixel Graphics · Survival

Milo and the Magpies
Shared: Adventure · Exploration · Hidden Object

Starbound
Shared: Adventure · Pixel Graphics · Exploration

Forager
Shared: Pixel Graphics · Adventure · 2D