YoYoFactory Tyler Severance Space Cowboy Forest Green Yoyo Award Winning Yoyo Style inspired and used by Tyler Severance The Space Cowboy is the first worldwide YoYoFactory release to feature an all new bi-metal design utilizing a 6061 aluminum body and stainless steel rims. This use of different density metals makes such a major difference in yo-yo play and design. It allows weight to be distributed in a way that just isn't possible working with one metal. Completely built to Tyler Severance's personal preferences, this bi-metal evolution of the Supernova is the perfect yo-yo Space Cowboy is a bimetal version of YoYoFactory's flagship model, the Supernova