S01E01 Miracle! The Revival of B't X
Teppei's brother Kotaro is a scientific genius and is kidnapped by the Machine Empire. Teppei gives chase and ends up in the Area of the Machine Empire! He is attacked by the B't Madonna and...
X is dying, and now the strongest of the Dark Knights, Mira, shows up to stop them! Teppei fights back with his Messiah Fist to try and keep X out of it, but X wants no part of it and attacks on his own. Only united do they stand a chance, and Teppei rejoins X. They use the Prism of Aura at full power and stop Mira, but it uses everything X has left.... Episode summary graciously provided by Vortex Fansubs
After years of absence, Teppei’s joyous reunion with his brother is cut short when the two brothers are attacked. When his brother is kidnapped, Teppei gives chase only to find himself cornered in a junkyard when a miracle appears. His spilled blood awakens the legendary B’t X.