OLIVER HAS BECOME SOMETHING ELSE IN PART FOUR OF “CRISIS ON INFINITE EARTHS.” EPISODE PENNED BY MARV WOLFMAN & MARC GUGGENHEIM – Stuck in the Vanishing Point, the Paragons search for a way to escape. The futility of the situation is compounded by The Flash’s (guest star Grant Gustin) disappearance. However, hope appears in the form of Oliver (Stephen Amell), who reveals that he has become something else. Meanwhile, the origin stories for The Monitor (guest star LaMonica Garrett) and Anti-Monitor are revealed. Glen Winter directed the episode written by Marv Wolfman & Marc Guggenheim.