yugioh metalfoes cards Combination - TDIL-EN073 Super Rare Special Summon it Metalfoes Mithrilium [BLRR-EN082] Secret Rare

Lets also add the bonus that you can give it protection against a color of your choice for a single white mana

I dont have the stats at hand right now but I would dare to say that no other deck has topped so much since it was released until its very final moments in Standard

If Tana, were in a leaked spoiler, I would guess it costs two less at

"Number 127: Lillie, the Little Ball of Light" Fairy/XYZ/LIGHT ATK: 1000 DEF: 1000 RANK: 2 (**) Effect: 3 Level 2 monsters As long as this card is face-up on the field, Level 4 or higher monsters cannot declare an attack

Its rarity is unparalleled, and its value is astronomical as a result