Kyilie, Warden of the Nox

Whenever Kyilie, Warden of the Nox attacks,
bolster X, where X equals the number of
attacking creatures you control. (Choose a creature
with the least toughness among creatures you control
and put X +1/+1 counters on it.)
{1}{w}{w}, {t}: Create a 1/1 white Warrior creature
token.
"Strength in numbers shows cowardice. Strength in
arms, tyranny. Strength in both... Unity."