Teppei is going to visit his older brother Kotaro Takamiya during a scientific conference after training with a mysterious woman named Karen for the past 11 years. However his plans for a family reunion become stalled when a woman named Aramis kills everyone in the conference to kidnap Kotaro. Teppei on the way to save his brother encounters a broken mechanical horse called B't X who revives thanks to Teppei's blood and is now his aide to save his brother from the mysterious Machine Empire.
Status: Finished Airing
Aired: Apr 6, 1996 to Sep 21, 1996
Producers: Tokyo Movie Shinsha, TMS-Kyokuchi
Duration: 22 min. per ep.
Rating: PG-13 - Teens 13 or older