Become Goatesk

As you cast Become Goatesk you may tap any number of goat creatures you don't control, every goat tapped this way pays {1} or one mana of its color.
Target creature gets +6/+6 and can't be blocked by creatures with power 1 or less until end of turn.
"The goats have finally risen to poweeear" Gouro, the Goatinator