Groudon, Primal Earth

Trample
Whenever Groudon, Primal Earth attacks, you
may pay {r}{g} and discard a card. If you do,
Groudon, Primal Earth deals damage to each
other creature equal to the discarded cards
converted mana cost. If the discarded card was a mountain, Groudon, Primal Earth deals 3
damage to any target. If the discarded card was a forest, you may search your library for a land and
put it into play tapped.