Episode Title:Magical Sages Galilei & Kepler.Episode Description:Yuya uses a Pendulum Summon to bring out Odd Eyes Pendulum Dragon and destroys all of Declan's monsters. However, he becomes shocked when Declan manages to perform his own Pendulum Summon to bring out three Triple D Doom King Armageddon that deals a lot of damage to Yuya. Yuya attempts a counterattack, but he is thwarted by Armageddon's effect. When Declan's turn arrives, his prototype Pendulum Monsters malfunction and disrupt the Pendulum Scale by limiting the monsters he can summon. Before Declan can take advantage of the situation, he suddenly receives urgent news from Claude and decides to forfeit the duel.