B't X, el Guerrero y su Máquina: Temporada 1, Episodio 17

X is trying to fly Teppei as close to the Area as possible before he dies. Now another of the Machine Empire's hit men shows up to attack them! His name is Rai of the Dark Knights. When Teppei and X fight back with the Prism of Aura, Shadow X appears!Episode summary graciously provided by Vortex Fansubs.

ビート・エックス Bīto Ekkusu btx B'T X B'tX