Teshimir, The Mindscale

Play with the top card of your library revealed.
You may cast cards from the top of your library
if you pay {2} in addition to the cards mana cost.
If it's a land card, you may put it into your
graveyard.
Whenever a land is put into your graveyard,
target opponent reveals their hand.
If that opponent has a land that shares a type
with the land that was put into your graveyard,
they discard it.