Mukuro, Mist Guardian

When Mukuro, Mist Guardian is put into the Graveyard from anywhere, shuffle it back into
its owner's library.
{4}{u}{b},{t}: Gain control of target permanent.
{6}{b}{b}, exile Mukuro, Mist Guardian:
Put "Mukuro, Vindice Breakaway" onto the battlefield tapped.
"You lost because of one reason, and only one
reason..."