mtg vivien cards War of the Spark Rare Vivien, Champion of the Wilds #180 You may cast creature spells from the top of your library Vivien, Champion of the Wilds

Leading that deck is Tidus, Yunas Guardian

This turns a board full of Pest and Bat tokens into a massive mana discount for your removal and finishers

Similarly, cards like Teferis Protection (34,379 decks on EDHREC) and Heroic Intervention (54,217 decks) turn most advantages you might gain into more advantage for them

Guile can't be blocked except by three or more creatures

That means there was going to be some crazy foreshortening, which can be really hard when you are just trying to paint it from imagination

This allows you to take advantage of potent sacrifice outlets, as Gravecrawler can simply be cast again and again after its sacrificed