Polonius, Nosy Counselor

Whenever an opponent would scry, instead
they reveal that many top cards of their library
and you may put any number of them them in
their graveyard.
When Polonius, Nosy Counselor dies, each
opponent discards a card.
{u/b}{u/b}{u/b}: put Polonius, Endgame from your hand
onto the battlefield blocking target
attacking creature.