Wanted to get Rubin red peacock then realised it' fabricated

I wanted to mix some rubin red peacocks but then realised they are made in Germany I saw the name German red peacock I also wanted to get the yellow peacock with the prominent blue I'm aware there's two kinds anyway I actually want to keep the tank purely Natural is it true that these fish are fabricated and if so can you please tell me if the yellow one is a natural fish and could anyone tell me what is the natural version of the red fish many thanks