Separate modes that add new, specific, and often difficult constraints.
The environment isn't static; it changes from inside a tunnel, to navigating on top of the tunnel, and to open spaces. SpeedX 3D
The 3D aspect is central, especially on the Nintendo 3DS, which utilizes the device's capability to enhance the depth of the tunnel and incoming dangers. Controls and Customization: Separate modes that add new, specific, and often
The is a sequel or enhanced version that further focuses on the 3D, high-speed nature of the original. Separate modes that add new
Collectible power-ups, such as golden squares, that allow the player to break through obstacles without taking damage. Multiple Game Modes: