>>6399113A rather hodgepodge of images and examples i found on google.
The aesthetics changed quite a bit from era to era and are interesting to look at for inspiration.
These vinyl monsters (often refered to as kaiju) range from the more classic toy look from the 60s to the more niche "art/designer" toys that are more exotic and strange looking to quite realistic depictions of the designs of the suits and models used in their sourcematerials.
(Pic related are mostly the first two categories)