Pro-Rata
Marvel
- Also known as
Appearances
- Howard the Duck #1 — 1976-01-00
- Marvel Treasury Edition #12 — 1976-10-05
- Howard the Duck #10 — 1977-03-00
- Howard the Duck #11 — 1977-04-00
- Howard the Duck #2 — 1979-12-00
- Mystic Arcana: The Book of Marvel Magic #[nn] — 2007-08-00
- Marvel Masterworks: Howard the Duck #1 — 2020-00-00