Today, well be ranking them to see which are the best
Just wipe any residue off with a little soapy water and they are good to go
However, for Brainstorm to truly shine, you need some kind of combination of cards for it to be really good
The one innovation was that, while Innistrad only had DFCs that were a creature on both sides (and one planeswalker on both sides at mythic rare), Dark Ascension had two DFCs that started as artifacts, one of which wasn't even a creature on the back face
A 151 master set includes all standard cards, reverse holo versions, and Secret Rares for a total of 360 cards 165 standard set cards , 153 reverse holos , and 42 Secret Rares