Demon God Demigra, Begrudging Ally (Championship 2022 Zenkai Selection Pack)

[Unique] [Permanent] This card get +2000 power for each card in your Z-Energy. [Auto] [Once per turn] If it's your turn : When you activate [Over Realm] or [Dark Over Realm] or play a black Battle Card from your Warp, draw 1 card, and choose up to 1 of your opponent's Battle Cards with an energy cost of 6 or less and send it to its owner's Warp.