Rex met up with Roman and engaged in a Duel, and used his Duel Disk, which folded out of his mechanical arm. Rex lost on purpose, so that was reborn as a Dark Signer. He told Roman that he knew Roman couldn't defeat Yusei and if the Dark Signers lost the battle, then another battle would occur in the next 5,000 years. In his dying words, he told his brother that he intended to stop the chain of fate by laying waste to the entire world using the King of the Netherworld 's power. Then, by using the Crimson Dragon 's power, he would remake the entire world in his image and under his rule. After a while, Crow Hogan found him in an old room. Rex informed Crow a little about the past before cutting him off by turning toward a sliding door. Later Rex returned back to New Domino City and back to the Sky Temple to collect Roman's arm.
After Team Catastrophe is defeated by Team 5D's , Primo lets loose an army of Duelbots . He refers to this army as " Diablo ," and they are equipped with a highly efficient engine program that was stolen from Yusei and Bruno .  The Diablo charge into the WRGP , where they force duelists into a Duel in Battle Royal mode. Together, the Diablo easily outnumber their opponents and defeat some of them with ease. Yusei , Jack , and Kaz manage to defeat the Diablo that they were facing; however Sherry and Elsworth eventually lost to the army of Diablo.
As the title suggest, the exhibit theme wrests on the notoriety of Venice as a center of romantic liaisons, seductions and scandals, the likes of Casanova and the many courtesans that frequented the city. Yet, Venice was much more than that. It was a cauldron of intellectual activity, of industry, literature, and music. It was a society that for many years ensured the peace, prosperity and freedom of its people. And it was also a very pious city, one steeped in Roman Catholicism where many churches were built by its richest and most influential citizens.