Berryblue, Frieza's Advisor (BT13-080) - Supreme Rivalry

[Auto] When this card is played, look at up to 7 cards from the top of your deck, add up to 1 green Unison Card with a specified cost of 2 or up to 1 green Extra Card with the [Field] skill among them to your hand, then shuffle your deck.
[Activate:Main] [Once per turn] (G), if your Leader Card is a "King Cold : Br" card : Activate 1 mono-green Extra cards with an energy cost of 2 and the [Field] skill from your Drop Area.