Brainwave
Henry King, Jr.
- Also known as
Son of Merry Pemberton (the Gimmick Girl) and Henry King, Sr. (Brain Wave). Brother or half-brother of Jacqueline Pemberton (Gimmick Girl/Gimmix).
Appearances
- Who's Who: The Definitive Directory of the DC Universe #24 — 1987-02-00
- Hawkman #11 — 1987-06-00
- Who's Who: Update '87 #3 — 1987-10-00
- Wonder Woman #13 — 1988-02-00
- Infinity, Inc. #51 — 1988-06-00
- Stars and S.T.R.I.P.E. #9 — 2000-04-00
- JSA #51 — 2003-10-00
- JSA #10 — 2006-05-00
- JSA by Geoff Johns #5 — 2023-05-00