mtg booster box pack count Magic: The Gathering Tarkir: Dragonstorm with 1 traditional foil alternate Booster pack - MTG Wiki

Seeing as this is a limited-edition item only available as part of the bundle, it is only natural for the single to become difficult to acquire

While this new Fusion Monster is on the field, you can hijack an opponents Normal Spell/Trap Card or monster effect, turning it into a discard effect that unleashes your Dark World monsters true power!

However, it also proves to be highly effective against Vayu Turbo, as it neutralizes their core strategy in addition to acting like a pseudo Royal Decree in some instances

R Rare Limited Limited Left Leg of the Forbidden One X DARK Level 1 [ SpellcasterNormal ] ATK 200 DEF 300 A forbidden left leg sealed by magic