All borderless rare and mythic rare cards in Foundations also have mana foil versions, where the borderless card is overlayed with the five mana symbols
This usually results in a pile of 6-10 cards, more if my deck needs a lot of mana to get going, less if I dont have access to a lot of good options and am trying not to replace too many of my lands with mana rocks
If youve ever wondered about Mickey Mouses odds against The Lion Kings Scar, then you dont need to wonder any longer
The Final Fantasy versions dont quite have the statlines to dominate developed boards, but they still give every deck a reasonable late-game punch basically for free while reducing the rate of mana and color screw
Deck looks super sweet, rumble being able to dig for both halves of the combo (bc twin is a perm) is awesome
Irenicus's Vile Duplication works best with decks that care about instants and sorceries and/or ones that have a commander that benefits from evasion, like Kalamax, the Stormsire