Grave Bellower

Haste, Flying, Menace

Squad {3}{u}{b} (As an additional cost to cast this
spell, you may pay {3}{u}{b} any number of times.
When this creature enters the battlefield, create that
many tokens that are copies of it.)
When Grave Bellower deals damage to target, target
gains decayed.
{5}{u}{b}: Return Grave Bellower from the graveyard
to the battlefield.