name: Defiler of Vigor
printings: DMU, PDMU, PRM
text: Trample
  As an additional cost to cast green permanent spells, you may pay 2 life. Those spells cost {G} less to cast if you paid life this way. This effect reduces only the amount of green mana you pay.
  Whenever you cast a green permanent spell, put a +1/+1 counter on each creature you control.
type: Creature — Phyrexian Wurm