Games like Star Sign
Games like Star Sign include A Hat in Time, Pumpkin Jack, Sonic Adventure DX, Hollow Knight, and Pseudoregalia. We matched them by the tags players give Star Sign on Steam (Platformer, 3D Platformer, Third Person, Singleplayer, and Indie): closest matches first, and among equally close ones the better-known games.

A Hat in Time
Shared: 3D Platformer · Cute · Platformer

Pumpkin Jack
Shared: 3D Platformer · Indie · Third Person

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

Hollow Knight
Shared: Platformer · Indie · Singleplayer

Pseudoregalia
Shared: 3D Platformer · Platformer · Singleplayer

Stray
Shared: Singleplayer · Atmospheric · Cute

Wavetale
Shared: 3D Platformer · Platformer · 3D

Yellow Taxi Goes Vroom
Shared: 3D Platformer · Singleplayer · Indie

Toree 3D
Shared: Platformer · 3D Platformer · Cute

Penny’s Big Breakaway
Shared: 3D Platformer · Platformer · Third Person

Sonic Frontiers
Shared: 3D Platformer · Singleplayer · Platformer

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

The Last Campfire
Shared: Singleplayer · Indie · Cute

A Story About My Uncle
Shared: Singleplayer · Platformer · Indie

Chained Together
Shared: Platformer · 3D Platformer · Adventure

SpongeBob SquarePants: The Cosmic Shake
Shared: 3D Platformer · Platformer · Singleplayer

Lunistice
Shared: 3D Platformer · Platformer · Singleplayer

Portal 2
Shared: Platformer · Singleplayer · 3D Platformer

GRIS
Shared: Indie · Platformer · Atmospheric

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

Tiny and Big: Grandpas Leftovers
Shared: Platformer · Indie · 3D Platformer

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

Spyro™ Reignited Trilogy
Shared: 3D Platformer · Platformer · Singleplayer

Ori and the Will of the Wisps
Shared: Platformer · Singleplayer · Atmospheric

