Dark Rejuvenator Towa (BT4-112) - Colossal Warfare

[Over Realm 3] 1 (If you have at least 3 cards in your Drop Area, you can play this card by sending all cards in your Drop Area to your Warp. At the end of that turn, send this card from the Battle Area to your Warp. [Over Realm] can only be activated once per turn)
[Auto] When you play this card with [Over Realm], choose up to 1 of your Battle Cards with an energy cost of 2 or less and switch it to Active Mode.