Android 21, Bewitching Battler

[Energy-Exhaust] [Unique] [Double Strike] [Blocker] [Revive Blue/Green] [Permanent] You can activate this card's [Revive] from your Drop without paying its skill cost by removing 1 Clone Token in your opponent's Battle Area from the game instead. [Auto] At the end of your turn, switch this card to Active Mode, and choose up to 1 of your opponent's Battle Cards and place it in its owner's Drop.