Dragon Twister Demolition Breath (OP04-057) [Kingdoms of Intrigue Pre-Release Cards]

[Counter] Up to 1 of your Leader or Character cards gains +4000 power during this battle. Then, place up to 1 Character with a cost of 1 or less at the bottom of the owner's deck.
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[Trigger] Return up to 1 Character with a cost of 6 or less to the owner's hand.