Canon Briseur Dragon A à Z SDKS-FR040

"ABC Dragon Buster" + "XYZ Dragon Cannon" Can only be Special Summoned (from your Extra Deck) by banishing the above-named cards you control, and cannot be Special Summoned by other ways. (Do not use "Polymerization".) During each player's turn, when your opponent activates a Spell/Trap Card or monster effect, you can discard 1 card, negate the activation, and if you do, destroy that card. During each player's turn, you can banish this card, then target 1 of each of your banished "ABC Dragon Buster" and "XYZ Dragon Cannon", Special Summon them.