Let's see, we have the original, Godzilla Raids Again, King Kong vs. Godzilla, Mothra vs. Godzilla, Ghidorah, the Three–Headed Monster, Invasion of the Astro–Monster, Ebirah, Horror of the Deep, Son of Godzilla, Destroy All Monsters, All Monsters Attack, Godzilla vs. Hedorah, Godzilla vs. Gigan, Godzilla vs. Megalon, Godzilla vs. Mechagodzilla, Terror of Mechagodzilla, That's just the Showa series