Savage King of Heroes, Gilgamesh (FS/S64-E007 U) [Fate/Stay Night [Heaven's Feel]]

[CONT] Assist All of your characters in front of this card get +500 power. [ACT] Brainstorm [(1)] Flip over 4 cards from the top of your deck, and put them into your waiting room. For each climax revealed among those cards, choose up to 1 cost 0 or lower character on your opponent's center stage, and put it into his or her waiting room.