Sarpos, Depths Upriser

Whenever a nontoken creature you control dies,
put a 1/1 black Rat creature token onto the battlefield tapped.
Whenever a token creature you control dies, put
a -1/-1 counter onto target creature you don't
control.
{b}{g}{g}, Sacrifice a creature: Put two +1/+1
counters onto Sarpos, Depths Upriser.