Radium is a 3D action/adventure game for the Sega Dreamcast.

Radium is a futuristic-styled 3D action/adventure game, using a third person perspective. The game features a total of 16 levels in 4 different scenarios. The game will also feature a multitude of weapons, bonuses, and upgrades.

It hasn't been officially canceled, but since nothing has been said about it since its announcement, it is considered to be on indefinite hold.