yugioh decks tcg Goat Format Deck Yu-Gi-Oh! – Complete Tournament Ready Retro Trading Card Game Deck Set Custom Designed Retro Vintage : Toys & Games 12 x 7 x 3cmYu Yu-Gi-Oh! YGO-LD2-EN Legendary Decks II

They were even doing it before they were really showing it off

For each generic mana in this spell's total cost, you may tap an untapped creature you control rather than pay that mana." When using convoke to cast a spell with in its mana cost, first choose the value for X

Dont be a cautionary tale

You can still play it fairly by leveraging strong artifact payoffs like Urza, Lord High Artificer and Academy Manufactor, though you lose much of its potency

For example, if an effect allows you to cast a sorcery spell with mana value 2 or less from among cards in your graveyard, you could cast Assault this way, but not Battery

As its an Uncommon, it should be fairly easy to trade for