V, The Mysterious One

{t} : Create your choice between a 1/1 bird
with Flying token or a 2/2 Cat token with Menace.
{b}{b} {t} Create a 3/3 Nightmare token with trample, Haste and "When this creature deals Damage. Put a +1/+1 Counter on target permanent equal to the damage dealt. at the end of turn, Sacrifice Nightmare.