Send out the dogs

Create X Colorless 4/4 Dog tokens where {x} is the number of attacking creatures you need a Dog token to block.
If you used {g}{g} to pay the {b/g}{b/g} cost the Dog tokens will stay on the battlefield
If you used {b}{b} to pay the {b/g}{b/g} cost the Dog tokens will be sacrificed at the end of the turn
If you used {b}{g} or {g}{b} to pay the {b/g}{b/g} cost the Dog tokens you have the choice to decide what will happen to the Dog tokens