[C] RECOLLECTION If you have 2 or more '"Childhood Friend" Sylphiette' in your Memory, this gains +1500 Power and "[A] ENCORE [Discard a Character from hand to the Waiting Room]". [A] [(1)] When this is placed from hand to the Stage, you may pay cost. If so, your Opponent places all of their Stock in their Waiting Room, then puts the same number of cards from the top of their Library to Stock.
