Soul Of Void, The Blood Moon

Flying, Trample, Haste, Shroud
You may exile creatures with a power of 4 or
greater to help pay for this spell, each creature
sacrificed this way pays for {1}.
Soul Of Void, The Blood Moon gets +1/+1
for each creature you exile while casting this spell.
The blood moon rises once again, as all hope for you
sets with the sun this night