With Vulcan, Hasbro introduced a third "pectoral hinges" torso, this one flatter and taller than the other two:
Here's a list of everyone who uses it:
Now we can link to this page every time we mention it.
teen boy | teen girl
small male | medium male | beefy male | big male | suit male
superarticulated skinny | superarticulated thick | superarticulated large
skinny female | petite female | slender female | medium female | big female | giant female
Wolverines | Iron Men