Miramo, Magical Black Market

{b/r}, Discard this: Create 2 Treasure tokens.
{p/b}, {t} or {p/r}, {t}: Create a Treasure token.
{t}, Sacrifice a Treasure: Surveil 3, then you
may reveal the top card of your library, then
if it is a historic card, put it into your hand,
otherwise, put it into your graveyard.