You say you know but you keep using the term like it ' s implicitly supposed to be top tier . <| sep |> I think he ' s exactly the kind of teacher that an individual like Gohan needs . Gohan spent 4 years of his childhood being trained by Piccolo , first to fight the Saiyans then joint with Goku to fight the Androids . Piccolo is demanding , harsh , and expects perfection . I feel that this is a personality that Gohan responds to . He obviously wants to impress when someone he respects demands results from him , so Vegeta would be the epitome of that . Even his mother is a perfect example of this , she managed to make him achieve by being strict , harsh and demanding . <| sep |> Do you really want to have to do it twice ? You can upgrade the hot end to a V 6 Full . You might be able to build your own auto leveling bed . You can print some upgrades . Even people who get the mk 2 make upgrades . You ' ll still have the opportunity to improve and tinker , you ' re just starting from a better base .