Dragon vs Dragon! Chance of Victory is One in a Hundred Thousand

Sinossi

Shiryu faces Siegfried on his own, despite not wearing his Dragon Cloth. No matter what technique Shiryu uses, Siegfried is unscathed, making him wonder if he's really immortal, just like the legend. Back at the caps, Saori can't hold on anymore. Shiryu is struck by the Odin Sword technique and thinks about using the Final Dragon, like he did on Shura. He holds on to Siegfried and prepares the forbidden technique. Just then, Shura's spirit talks to Shiryu and tells him not to do it, otherwise not only will he not protect Athena, the Odin Sapphire would be destroyed as...