Harper, Palatinate Seeker

Forecast {u}; Scry 1.
Whenever Harper, Palatinate Seeker deals
combat damage to a player, that player discards
that many cards from the top of their library.
Harper, Palatinate Seeker can not be blocked if attacking alone.
Hexproof, Extort {w/b}
{t}{u/b}{u/b}; Scry 1, then Surveil 1.