Online stream anime episodes, Watch Yu-Gi-Oh 5D Episode 21 English Subbed online and free episodes. Anime Episode guide, Chapter Yu-Gi-Oh 5D Episode 21 English Subbed Second Round Showdown, Part 2 Greiger successfully summons Flying Fortress SKY FIRE and uses its effect to prevent Yusei to play his cards right. What Yusei doesn’t know is that Greiger holds Goodwin responsible for the destruction of his home village. Yusei manages to defeat Greiger, who reveals what Goodwin had done and tries to assassinate him by driving his Duel Runner into him, but Yusei stops him. A spike from Greiger’s Duel Runner comes off and heads straight for Goodwin but he stops it with his left hand, revealing that he has a mechanical left arm.