Grace Merrick
Gadgetman
- Also known as
Grace Merrick, daughter of scientist Daryl Merrick. She attempted to kill Zoom-Boy to avenge her father's death before being hypnotized and joining him as the villainous duo of Doom-Boy and Doom-Girl.
Appearances
- Lion #28 September 1968 — 1968-09-28
- Lion #5 October 1968 — 1968-10-05
- Lion #12 October 1968 — 1968-10-12
- Lion #19 October 1968 — 1968-10-19
- Lion #26 October 1968 — 1968-10-26