Mecha-Frieza, The Returning Terror (Reprint) (BT1-090) - Battle Evolution Booster

[Dual Attack] (Once per turn, when this card attacks, switch this card to Active Mode after the battle)
[Auto] When you play this card, you may place 1 card from your hand in the Drop Area. If you do so, choose up to 2 opponent Rest Mode Battle Cards and KO those cards. Then, this card gains [Double Strike] for the duration of the turn.