Right now, though, I'm cautiously optimistic about it, but we'll see if that bears out
cards can be featured once, and thats it
Additionally, it has some pretty pricey reprints like Hammer of Nazahn, which goes for about $16 depending on the printing
The practicality of this move is severely hampered by its second line of text, which says that Ditto much also meet the Energy requirements on that attack for Copy Anything to succeed, meaning that functionally it is only really useful in a Colorless deck that can run a mish-mash of different Energy types and used as a counter to commonly appearing strategies like top meta decks
From planes like Alara and Dominaria to spying on Mirrodin and having an involvement on Kaladesh, Nicol Bolas gets around
Oddly, there wasnt actually a deck minimum if you dont count being required to have a deck as being the lower limit