Games like Eternal Halls
Games like Eternal Halls include Slime Rancher 2, Slime Rancher, PEAK, Internet Cafe Simulator 2, and Spin Rhythm XD. We matched them by the tags players give Eternal Halls on Steam (Dungeon Crawler, Arcade, Casual, 3D, and First-Person): closest matches first, and among equally close ones the better-known games.

Slime Rancher 2
Shared: First-Person · Casual · Colorful

Slime Rancher
Shared: First-Person · Adventure · Casual

PEAK
Shared: First-Person · 3D · Adventure

Internet Cafe Simulator 2
Shared: 3D · First-Person · Arcade

Spin Rhythm XD
Shared: Casual · Arcade · Controller

Berry Bury Berry
Shared: 3D · First-Person · Casual

A Dance of Fire and Ice
Shared: Arcade · Casual · Indie

To The Core
Shared: Casual · Arcade · Procedural Generation

PowerWash Simulator
Shared: Casual · First-Person · 3D

Five Nights at Freddy's: Security Breach
Shared: First-Person · 3D · Singleplayer

How to Fish
Shared: First-Person · Indie · Casual

Delver
Shared: Dungeon Crawler · First-Person · Indie

A Story About My Uncle
Shared: First-Person · Adventure · Casual

Mortal Sin
Shared: Dungeon Crawler · First-Person · Action

Escape the Backrooms
Shared: First-Person · 3D · Adventure

RV There Yet?
Shared: First-Person · Adventure · 3D

Superflight
Shared: Casual · Procedural Generation · Indie

MUSYNX
Shared: Casual · Arcade · 3D

Minecraft Dungeons
Shared: Dungeon Crawler · Adventure · Action

Hamster Hunter
Shared: Arcade · 3D · First-Person

BioShock Infinite
Shared: First-Person · Action · Adventure

Rogue Legacy 2
Shared: Arcade · Action · Indie

Sparkle 2 Evo
Shared: Casual · Action · Indie

Vampire Survivors
Shared: Casual · Arcade · Indie