Mr. Mons's Curio Shop

{t}: Add {c}.
{2}, {t}, Discard two cards: Draw a card, then add {u} or {r}.
{4}{u}{r}, Sacrifice Mr. Mons's Curio Shop: Search your library for a Mons planeswalker card, an artifact card, or a sorcery card, and cast it. Activate this ability only any time you could cast
a sorcery.