Bill's Return

Deal X damage to target player and exile target creature. When Bill's Return leaves play, search
your library, graveyard, or exile for Lurch Cipher
and put Lurch Cipher on the battlefield. Shuffle
your library.
———{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}{line}
"Hello, Lurch. I think me and you are going to get
along great!"
-Bill Cipher to Samuel Lurch