Games like EternalQube
Games like EternalQube include Brothers - A Tale of Two Sons, Moncage, Pikuniku, The Last Campfire, and A Story About My Uncle. We matched them by the tags players give EternalQube on Steam (Adventure, Casual, 3D Platformer, Puzzle, and Action): closest matches first, and among equally close ones the better-known games.

Brothers - A Tale of Two Sons
Shared: Adventure · Controller · Puzzle

Moncage
Shared: Casual · Puzzle · Adventure

Pikuniku
Shared: Adventure · Casual · Puzzle

The Last Campfire
Shared: Adventure · Puzzle · Singleplayer

A Story About My Uncle
Shared: Adventure · 3D Platformer · Indie

There Is No Game: Wrong Dimension
Shared: Adventure · Puzzle · Casual

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: Adventure · 3D Platformer · Casual

Sonic Frontiers
Shared: Adventure · 3D Platformer · Action

SpongeBob SquarePants: Battle for Bikini Bottom - Rehydrated
Shared: Adventure · 3D Platformer · Casual

Portal 2
Shared: Puzzle · Singleplayer · 3D Platformer

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

ATLYSS
Shared: Adventure · 3D Platformer · Action

Donut County
Shared: Casual · Puzzle · Adventure

COCOON
Shared: Adventure · Puzzle · Indie

Human Fall Flat
Shared: Puzzle · Adventure · Action

Hob
Shared: Adventure · Action · Puzzle

Pumpkin Jack
Shared: Adventure · 3D Platformer · Action

Rise of the Tomb Raider™
Shared: Adventure · Action · Singleplayer

Monument Valley
Shared: Adventure · Puzzle · Casual

Planet of Lana
Shared: Action · Puzzle · Adventure

[Chillas Art] The Closing Shift
Shared: Adventure · Casual · Action

Tomb Raider Game of the Year
Shared: Adventure · Action · Singleplayer

Darksiders™
Shared: Adventure · Action · Controller

BEEP
Shared: Adventure · Indie · Puzzle