René Rodin
Mad Thinker
- Also known as Julius
Appearances
- Fantastic Four #28 — 1964-07-00
- Strange Tales #126 — 1964-11-00
- Fantastic Four Annual #3 — 1965-10-00
- Marvel Team-Up #6 — 1973-01-00
- The Avengers #134 — 1975-04-00
- Iron Man #74 — 1975-05-00
- The Avengers #135 — 1975-05-00
- Fantastic Four #183 — 1977-06-00
- Marvel Two-in-One #38 — 1978-04-00
- Captain America #269 — 1982-05-00
- Marvel Team-Up #129 — 1983-05-00
- The Amazing Spider-Man #242 — 1983-07-00
- The Avengers #253 — 1985-03-00
- Fantastic Four #300 — 1987-03-00
- Fantastic Four #301 — 1987-04-00
- Thor #500 — 1996-07-00
- X-Men: The Complete Onslaught Epic #4 — 2008-12-24
- FF #11 — 2011-12-00
- Fantastic Four by Jonathan Hickman: The Complete Collection #3 — 2021-05-12
- Fantastic Four #7 (733) — 2026-03-00
- Fantastic Four: First Foes #1 — 2026-05-00