Yu-Gi-Oh! GX Duel Academy Puzzle: 092


 * Activate Back to Square One and, by discarding Summoned Skull, return the Summoned Skull on your opponents side of the field to his deck.
 * Activate Conscription to get this Summoned Skull back.
 * Activate Polymerization to Fuse Summoned Skull on the field and Red-Eyes B. Dragon in your hand and form B. Skull Dragon.
 * Activate Dragon's Mirror and get out another B. Skull Dragon by removing from play the Fusion Materials in your graveyard.
 * Attack.