キングギドラ
King Ghidorah appeared in a brief piece of stock footage in "Terror of Mechagodzilla". The mechanical head of Mecha-King Ghidorah appears briefly in the opening of "Godzilla vs. Mechagodzilla II". Stock footage of King Ghidorah was used in three episodes of "Courage the Cowardly Dog": "Courage in the Big Stinkin' City", "The Tower of Dr. Zalost" and "Nowhere TV". Spin-off characters based on King Ghidorah (although quadrupedal in appearance) were featured in other Toho films: Desghidorah in "Rebirth of Mothra" and Keizer Ghidorah in '. A post-credits scene in ' depicts cave paintings of Godzilla, Rodan, Mothra and King Ghidorah. It was implied that King Ghidorah took over Mechagodzilla's conscience in "Godzilla vs. Kong".