After a while you basically go, "it's all the same pretty much!" 
Mast is just the in vogue steroid after Vic Black promoted it.
Vogouus Steve is NOT a fan of mast, he claims it's a very shifty anabolic he thinks primo is much better I say deca cleans both their clocks
Lee priest claims 400 test was all he needed and when he jumped to 800 didn't get any better results
You saw those vids where platz interviewed him, baker, Coleman, Newman, etc? They all seemed to love winny and not just as a precontest drug but as a major anabolic