Simba

Boost 3 {I} (Once during your turn, you may pay 3 {I} to put the top card of your deck facedown under this character.)

TIMELY ALLIANCEWhenever you put a card under this character, you may reveal the top card of your deck. If it's a character card, you may play that character for free and they enter play exerted. Otherwise, put it on the bottom of your deck.