Duke Dolan Glaukos

Whenever an opponent is bribed, Exile the top of
that player's library. You may look at and play
the exiled card for as long as it remains exiled,
and you may spend mana as though it were mana
of any color to cast that spell.
{t}, Sacrifice five treasures: Gain control of target nonland permanent.
"The greatest power in this land is wealth."