>>8579066The same viking helmet 1981 prototype that was engineered to sit on sci-fi vehicles. Sensible Conan toyline. And the viking helmet stayed all the way to Mark Taylor's near final drawing of He-man having short, light hair and the futuristic harness.
As its been documented, "He-man" started because they wanted an action toyline that was theirs. Roger Sweet showed He-man at the pitch meeting specifically for ideas for something Mattel would wholly own. They didn't think barbarian and Frazetta imagery were completely owned by Conan.