>>7637005 (OP)Inflated upper torso, artificial "posed" demeanor. Relatedly, read this article contrasting Frazetta with Boris Vallejo (try to get past the author's profile pic):
https://www.sequentialartistsworkshop.org/blog/2015/09/3388
The gist of it is that Frazetta's paintings feel alive and convey movement and danger, whereas Boris's paintings look like what they are: costumed bodybuilders posing. This cover is like the comic book version of a Boris painting, but less skillfully executed.