XYZ-Dragon Cannon | SDKS-EN042

Set: Structure Deck: Seto Kaiba
Number: SDKS-EN042
Rarity: Common
Attribute: LIGHT
Monster Type: Machine
Card Type: Fusion/Effect Monster
Attack: 2800
Defense: 2600
Description: "X-Head Cannon" + "Y-Dragon Head" + "Z-Metal Tank"
Must first be Special Summoned (from your Extra Deck) by banishing the above cards you control. (You do not use "Polymerization".) Cannot be Special Summoned from the Graveyard. You can discard 1 card, then target 1 card your opponent controls; destroy that target.