Talk:Reign of Dragons Guide by -Grim- (3UDZET3) Part 7/@comment-108.201.152.38-20140503005017

Please master all your cards before evolving...

And it's not impossible to max master and evolve 8 of the same card, it's actually extremelly easy.

I recommend getting 8 cards when going from UR to legendary Rare evolution. But even if you go for 4 cards, please max mastery each card before evolving...