Games like Realm Racer
Games like Realm Racer include Haste, Need for Speed™ Heat, Need for Speed™, Grand Theft Auto V Legacy, and Need for Speed™ Unbound. We matched them by the tags players give Realm Racer on Steam (Racing, Action, Runner, Adventure, and Arcade): closest matches first, and among equally close ones the better-known games.

Haste
Shared: Action · Runner · Racing

Need for Speed™ Heat
Shared: Racing · Action · Singleplayer

Need for Speed™
Shared: Racing · Action · Adventure

Grand Theft Auto V Legacy
Shared: Action · Adventure · Racing

Need for Speed™ Unbound
Shared: Racing · Action · Singleplayer

Burnout™ Paradise Remastered
Shared: Racing · Action · Arcade

Bomb Rush Cyberfunk
Shared: Action · Adventure · 3D Platformer

Sonic Frontiers
Shared: Action · Adventure · 3D Platformer

Need for Speed™ Most Wanted
Shared: Racing · Action · Arcade

Asphalt Legends
Shared: Racing · Arcade · Singleplayer

Kao the Kangaroo: Round 2 (2003 re-release)
Shared: Action · Adventure · Racing

The Crew™ 2
Shared: Racing · Action · Singleplayer

Disney Speedstorm
Shared: Racing · Action · Arcade

Sonic Adventure 2
Shared: Action · Adventure · 3D Platformer

Boson X
Shared: Action · Runner · Arcade

SONIC X SHADOW GENERATIONS
Shared: Action · 3D Platformer · Singleplayer

Rogue Legacy 2
Shared: Action · Arcade · Adventure

Pumpkin Jack
Shared: Action · Adventure · 3D Platformer

God of War
Shared: Action · Adventure · Singleplayer

ALTF4
Shared: Runner · Action · 3D Platformer

Tokyo Xtreme Racer
Shared: Racing · Singleplayer · Arcade

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

Forza Horizon 5
Shared: Racing · Adventure · Arcade

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