Dimir Machinations

Look at the top three cards of target player's
library. Exile any number of those cards, then
put the rest back in any order.
Transmute {1}{b}{b}({1}{b}{b}, Discard this card:
Search your library for a card with the same mana
value as this card, reveal it, put it into your hand,
then shuffle. Transmute only as a sorcery.)
"Let's take a look"