California Speed (Europe) (Proto) is a racing game developed and published by Atari Games for the Nintendo 64 (N64) in 1998. The Japanese title of the game is California Speed: Hyper Heat. This game is a fast-paced racing game where players race against each other in a variety of different cars. Players can choose from a variety of different tracks, cars, and power-ups to customize their experience. The game also features a multiplayer mode where up to four players can race against each other. The game also features a variety of different game modes, including a time trial mode and a battle mode. The game also has a variety of different camera angles, allowing for a more immersive experience. California Speed (Europe) (Proto) is a great game for those looking for an exciting racing experience on the N64.