In this week's episode of Off Panel, writer Kieron Gillen returns to talk about his current run of comics. Gillen discusses Immortal X-Men's announcement, its Mark Brooks drawn teaser, his audience, Once & Future's blend, fighting boredom, experimentation at Marvel, the usage of continuity, problem solving the Eternals, Sersi's place, The Machine's narration, why he went back to the X-Men, the cast of Immortal X-Men, his evolution as a writer, and more.