Professor Utonium
from The Powerpuff Girls
- Also known as
Appearances
- The Powerpuff Girls #34 — 2003-03-00
- The Powerpuff Girls #40 — 2003-09-00
- The Powerpuff Girls #47 — 2004-04-00
- The Powerpuff Girls #50 — 2004-07-00
- The Powerpuff Girls #59 — 2005-04-00
- The Powerpuff Girls #60 — 2005-05-00
- The Powerpuff Girls #61 — 2005-06-00
- The Powerpuff Girls #70 — 2006-03-00
- Cartoon Network Block Party #19 — 2006-05-00
- Justice League Unlimited [Free Comic Book Day Edition] #1 — 2006-05-10
- Cartoon Network Block Party #21 — 2006-07-00
- Cartoon Network Block Party #23 — 2006-09-00
- Cartoon Network Block Party #48 — 2008-10-00
- Powerpuff Girls #1 — 2013-09-00
- Cartoon Network Super Sampler #[nn] — 2013-10-00
- Powerpuff Girls #8 — 2025-03-05