Supplemental material for the film
- Executive Meddling: See below, where Kamoebas was originally going to be Anguirus.
- What Could Have Been: The role played by Kamoebas was originally going to be Anguirus, but Toho decided against it, feeling that fans may not be too keen on seeing such a fan-favorite being killed like that. A gigantic Mosasaur kaiju was also considered for this part, but Toho felt it would be a waste of a new monster.
suggests the Kaiju DNA Freezer
would be used to create more cyborg kaiju and escalate into a full-out Mecha Apocalypse