>>9296191oh right, I meant because he'd maybe know the technique. I'm not super experienced with building, in all honesty the torso build is not mine either. maybe some dome piece like this would work if you wanna build one yourself?
https://www.bricklink.com/v2/catalog/catalogitem.page?P=86500&name=Cylinder%20Hemisphere%204%20x%204&category=%5BCylinder%5D#T=C>>9296260I didn't even think about that, that's smart! here is a side shot with parts removed. however the build isn't entirely "legal" I think, some of the fitment is off.