XYZ-Dragon Cannon [DR1-EN107] Ultra Rare Fire[+10] Weapon Power: 5000 [ACT] Brainstorm

Weapon Power: 5000 [ACT] Brainstorm [(1)] Reveal four cards from the top of your deck

Rem" get +500 power and "[AUTO] Encore [Put 1 character from your hand into waiting room]"

and gets the following ability until the end of your opponent's next turn

Set: Crucible of War Unlimited Edition: Unlimited Finish: Rainbow Foil Type: Action Subtype: Item Rarity: Majestic Class: Mechanologist Cost: 2 Action - [1 Resource]: If there are no steam counters on Plasma Purifier

XYZ-Dragon Cannon [DR1-EN107] Ultra Rare Fire[+10] Weapon Power: 5000 [ACT] BrainstormSet: Dark Revelation Volume 1 Card type: Fusion Effect Monster Rarity: Ultra Rare Attack: 2800 Defense: 2600 "X Head Cannon" + "Y Dragon Head" +"Z Metal Tank" This card cannot be Special Summoned except by removing from play the above cards on your side of the field then you can Special Summon this card from your Fusion Deck (You do not use 'Polymerization'). Discard 1 card from your hand to destroy 1 card on your opponent's side of the field.