Mira, From the Darkness

[Over Realm 4] (If you have at least 4 cards in your Drop Area, you can play this card from your hand 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 be activated once per turn) [Auto] When you play this card using [Over Realm], it gains Critical for the duration of the turn.