Stream anime episodes online for free. Watch Yu-Gi-Oh! GX Episode 78 English version online and free episodes. Anime Episode guide, Chapter Yu-Gi-Oh! GX Episode 78 English dubbed Mirror, Mirror (1) Sarina, Sartorious’ sister, guides Jaden, Aster, Grandpa, and Bastion to Kaiba Land. Aster and Jaden go inside the Virtual World to see Syrus and Tyranno as a Vehicroid and a dinosaur. Then Sarina tells them that the only way that they can get out and save Syrus and Hasslebery is if they defeat her in a duel. The duel is also being held to see who is the chosen one to stand by Sartorious’ side.