golgari farm landfill

every time a card is put into a graveyard, if it's a creature, create a 1/1 green saproling token, if it's
a planeswalker, create two 1/1 green saproling
tokens, if it's an instant or sorcery, draw 1 card,
if it's an enchantment or artifact, use scry 2
and if it's a land, gain 1 life.