Whenever you cast a blue spell, exile the top card of target library.
Whenever you cast a black spell, exile the top card of target library.
Your opponents can't cast nonland cards with the same name as a card exiled with Circu, Dimir Lobotomist.
Counter target spell unless its controller pays for each card in your graveyard.
Madness (If you discard this card, you may cast it for its madness cost instead of putting it into your graveyard.)