Games like Happy Unbreakable Ball
Games like Happy Unbreakable Ball include Chained Together, Chants of Sennaar, Portal 2, LIMBO, and FEZ. We matched them by the tags players give Happy Unbreakable Ball on Steam (Adventure, Casual, Platformer, Point & Click, and Puzzle): closest matches first, and among equally close ones the better-known games.

Chained Together
Shared: Adventure · Platformer · Casual

Chants of Sennaar
Shared: Adventure · Puzzle · Point & Click

Portal 2
Shared: Platformer · Puzzle · Puzzle Platformer

LIMBO
Shared: Platformer · Puzzle · Adventure

FEZ
Shared: Platformer · Puzzle · Adventure

Little Nightmares
Shared: Adventure · Puzzle · Puzzle Platformer

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

Refunct
Shared: 3D Platformer · Casual · Platformer

The Room
Shared: Puzzle · Point & Click · Adventure

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

INSIDE
Shared: Puzzle Platformer · 2.5D · Adventure

Gorogoa
Shared: Puzzle · Casual · Point & Click

Nihilumbra
Shared: Adventure · Platformer · Casual

GRIS
Shared: Adventure · Platformer · Indie

Funi Raccoon Game
Shared: Adventure · Casual · Platformer

Seen
Shared: Adventure · Puzzle · Platformer

Morphopolis
Shared: Puzzle · Casual · Adventure

FAR: Lone Sails
Shared: Adventure · Puzzle · 2.5D

Pikuniku
Shared: Adventure · Casual · Puzzle

Trine 2: Complete Story
Shared: Platformer · Puzzle Platformer · Puzzle

Neva
Shared: Adventure · Platformer · Puzzle

Laughing to Die
Shared: Adventure · Casual · Platformer

Monument Valley 3
Shared: Casual · Puzzle · Colorful

Shady Part of Me
Shared: Puzzle · Platformer · Adventure