Dragon Twister Demolition Breath - OP04-057 - Uncommon

[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.
[Trigger] Return up to 1 Character with a cost of 6 or less to the owner's hand.