Trivia / What If…? S1E9 "What If… The Watcher Broke His Oath?"

• Blooper: When Killmonger puts Ultron's armor on, the Time and Reality Stones' positions are reversed, then reversed again by the next shot.
• Irony As He Is Cast: Ultron, now played by Ross Marquand, the current actor of Red Skull is killed by Arnim Zola.
• The Other Darrin: Cynthia McWilliams voices Gamora instead of Zoe Saldaña.
• What Could Have Been: This episode's Gamora would have had her own introduction episode instead of being picked by Uatu out of the blue if not for its Troubled Production due to the COVID-19 Pandemic. The episode would eventually be completed and aired as part of season 2.