Toads, Spore Sower

When Toads, Spore Sower enters the battlefield
create Spoop, a legendary 1/1 green and black
saproling creature token with "This creature has
indestructible as long as you control a goblin".
Sacrifice a creature token, {t}: search your library
for a creature with mana value X, where X is the
number of saproling creatures you control.