how do modal cards work mtg To Use Double Faced In Magic: The Gathering The Future of Modal Magic:

Many cube players use custom printing specifically to avoid handling expensive reserved list cards, rare staples, or high-value collectibles during regular gameplay

If you do, search your library for an artifact card with mana value equal to 1 plus the sacrificed artifact's mana value, put it onto the battlefield tapped, then shuffle

In the common example of Griselbrand reanimator decks, big Griz fulfills both tasks

One legendary elephant creature has now become a planeswalker card

This works perfectly with an equipment-focused Samurai deck, letting you build up buffs on a single target, safe in the knowledge that Isao is always on hand to save them from removal