Waver Velvet (FZ/S17-E031S SR) [Fate/Zero]

[CONT] Assist All of your characters in front of this card get +X power. X is equal to 500 multiplied by the number of characters you have with "Assist". [AUTO] When a card named "Bond Between A King and His Retainer" is placed on your climax area, reveal the top card of your deck. If the revealed card is a {Royalty} or {Alchemy} character, put it into your stock. (If it is not, return the revealed card to is its original place.)