審(しん)問(もん)官(かん)の隊(たい)長(ちょう)

Vigilance

When this creature enters, if you cast it and there are twenty or more creature cards with mana value 3 or less among cards in your graveyard, hand, and library, seek two creature cards with mana value 3 or less. Put one of them onto the battlefield and shuffle the other into your library.