Defiler of Vigor (Dominaria United)

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.

NM - $2.50
LP - $2.00
MP - $1.50
HP - $1.50
DMG - $1.50