>>11204270>>11204243>Look at how they sculpted the underarms. They look absolutely terrible.They do this on purpose so that he can put his arms down in a neutral/relaxed position.
It's like this on my Neca Halloween II Michael Myers as well.
Although, an alternative would have been to sculpt deep recesses in the sides of his torso. His arms would then be normal thickness, but then every time he raises his arms, you would see deep pits in the sides of his torso.