Oracle of Worlds

When Oracle of Worlds enters the battlefield, if {b}{b} was spent to cast Oracle of Worlds, Target player discards their hand. If not, draw a card.
{t}: The next time you cast an instant or sorcery spell, look at the top 4 cards of your library, reveal an instant or sorcery card from among them, and put it into your hand.
"I saw only the twin of trouble in the future. That,
and a savior."