Xeito, Nefarious Probe

Menace, deathtouch
Whenever Xeito, Nefarious Probe deals combat damage to an opponent, you may sacrifice an equipment attached to it. If you do, search that player's library for a card with converted mana cost less than or equal to the number of equipment attached to Xeito and exile it. Until end of turn, you may cast that card without paying its mana cost. Then that player shuffles