As a double-faced permanent transforms, it's still the same permanent, so any Auras, Equipment, and counters will stay on it
Gold foil versions are the primary chase cards 8 Secret Rares Including manga-art Comic Parallels of Luffy, Nami, Zoro, Sogeking, Shanks, and Katakuri PRB-01 is the only source for Gold DON
This means that whenever you have more mana at the end of turn of the player to your right than the cards current base power/toughness, you can make it bigger (well, you can do it at any time, but you get my point)
Switch to Foil Customers who purchased Unhinged : S.N.O.T
Extra mana is super strong, and getting mana from dealing damage is always a super powerful mechanic (im looking at you, Rakdos and Neheb!)
Mr Paul's was the only one of the cards known to be in virtually flawless condition