Second Expedition into Danger! (SOFU-EN087)

Discard 1 card, then target 1 "Danger!" monster you control; it gains 500 ATK/DEF until the end of this turn. If this card is in the GY: You can discard 1 "Danger!" monster; place this card on the bottom of the Deck, then draw 1 card. You can only use each effect of "Second Expedition into Danger!" once per turn.