Corrosive Slime

Trample
{g}{g}: Destroy target artifact or enchantment.
{g}: Exile target card from a graveyard. If a
creature card is exiled this way, put a +1/+1
counter on Corrosive Slime.
{t}: Destroy target land. Activate this ability only
if Corrosive Slime has 10 or more power.