The unicorn does exist! Here is another short review of the best and most consistent deer hair I have ever had my hands on. Josh doesn’t sell direct to the public but if you are lucky you can get some of this incredible product from:
https://charliesflybox.com/products/varner-late-season-big-bug-deer-hair
https://www.slideinn.com/store/b-fly-tying/hair-fur/deer-elk/