rock type yugioh cards destroy this card unless you send 1 Iron Core of Koaki Meiru from your hand to the Graveyard or reveal 1 Rock Yugioh 3 Rock Monster Cards

I can see this card being a nice commander or a good addition to combo decks

Contents: 9 Modern Horizons 3 Play Boosters 1 Modern Horizons 3 Collector Booster 1 Traditional Foil card with Bundle-exclusive alternate-art 15 Traditional Foil Basic Land cards (5 with Full Art) 15 nonfoil Basic Land cards (5 with Full Art) 1 oversized Spindown life counter 1 card storage box 2 reference cards Each Play Booster includes a combination of 15 cards of rarity Rare or higher and 36 Uncommon, 58 Common, and 1 Land cards

Phyrexia: All Will Be One Bundle Need some handy storage for cards and more basic lands

While not quite a proper mana doubler, its still a whole pile of extra mana when considering the cards low cost