Nippo
Captain Marvel foe
- Also known as
Appearances
- Captain Marvel Adventures #22 — 1943-03-26
- Captain Marvel Jr. #30 — 1945-05-01
- Yesterday's Comics #1 — 1973-00-00
- DC Comics Presents #34 — 1981-06-00
- Who's Who: The Definitive Directory of the DC Universe #15 — 1986-05-00
- Gwandanaland Comics #1679 — 2018-01-15