Ecco the Dolphin: Defender of the Future

Ecco the Dolphin: Defender of the Future (エコー ザ ドルフィン ディフェンダー オブ ザ フューチャー) is an entry in the Ecco the Dolphin series of games, developed by Appaloosa Interactive and published by Sega for the Sega Dreamcast in 2000.