Army of Demi-Humans (OVL/SE51-E11a C) [Nazarick: Tomb of the Undead Vol.3 Extra Booster]

[CONT] You can put any number of cards with the same card name as this card into your deck. [CONT] All of your other yellow characters get +500 power. [ACT] Brainstorm [(1) [REST] 2 of your characters] Flip over 4 cards from the top of your deck, and put them into your waiting room. If "Army of Demi-Humans" is among those cards, search your deck for up to 1 yellow character, reveal it to your opponent, put it into your hand, and shuffle your deck.