Found a skull

Escalate {1}{b} (Pay this cost for each mode chosen beyond the first.) Choose one or more- {bold}.{/bold}Take the skull-Create a Treasure token. {bold}.{/bold}Search the room-Investigate. {bold}.{/bold}Peer into the tome- add one mana of any color to your mana pool if this spell was escalated twice, then you may Search your library for a card, put that card into your hand, then shuffle.