mtg vampire card list of the Dire Moon Vampire Nocturnus and other Vampire creatures you control get +2/+1 and have flying MTG Best Standard Vampires staple

It works best with cards that have huge power like Yargle, Glutton of Urborg or Yargle and Multani

Then there's also the full-art version of the Yuffie Kisaragi - Yuriko, the Tiger's Shadow, currently just under $100

If wolves are your allies in the forest, the watchful eye above your pack is the moon

Even something as simple as giving all of your Werewolf Creatures flash would work, because you need to be picky about when youre casting spells to decide if you want things to transform or not

Morph came back in Time Spiral block

Even if you don't buy any of the specific boxes listed here, the criteria I discussed can help you make an informed decision