Games like Hypogea
Games like Hypogea include Stray, Little Nightmares, Firewatch, LIMBO, and Portal 2. We matched them by the tags players give Hypogea on Steam (Adventure, Atmospheric, 3D Platformer, Robots, and Mystery): closest matches first, and among equally close ones the better-known games.

Stray
Shared: Adventure · Atmospheric · Singleplayer

Little Nightmares
Shared: Atmospheric · Adventure · Singleplayer

Firewatch
Shared: Adventure · Atmospheric · Mystery

LIMBO
Shared: Atmospheric · Puzzle Platformer · Adventure

Portal 2
Shared: Singleplayer · Platformer · 3D Platformer

Chained Together
Shared: Adventure · 3D Platformer · Platformer

Pumpkin Jack
Shared: Adventure · 3D Platformer · Singleplayer

INSIDE
Shared: Atmospheric · Puzzle Platformer · Adventure

Sonic Adventure DX
Shared: Adventure · 3D Platformer · Platformer

GRIS
Shared: Atmospheric · Adventure · Indie

The Last Campfire
Shared: Adventure · Atmospheric · Singleplayer

A Story About My Uncle
Shared: Adventure · Atmospheric · Singleplayer

FAR: Lone Sails
Shared: Adventure · Atmospheric · Singleplayer

Contrast
Shared: Adventure · Atmospheric · Indie

Little Nightmares II
Shared: Adventure · Atmospheric · Singleplayer

Seen
Shared: Adventure · Atmospheric · Singleplayer

Sonic Frontiers
Shared: Adventure · 3D Platformer · Singleplayer

Brothers - A Tale of Two Sons
Shared: Adventure · Atmospheric · Indie

COCOON
Shared: Adventure · Atmospheric · Puzzle Platformer

Tomb Raider Game of the Year
Shared: Adventure · Singleplayer · Third Person

The Room
Shared: Atmospheric · Mystery · Adventure

Outer Wilds
Shared: Adventure · Mystery · Atmospheric

ENSLAVED™: Odyssey to the West™ Premium Edition
Shared: Adventure · Singleplayer · Atmospheric

Ratchet & Clank: Rift Apart
Shared: Adventure · 3D Platformer · Singleplayer

