Crowen, Fearless Cavalier

Menace, vigilance, haste
Whenever you attack with three or more Knights,
put a +1/+1 counter on each attacking creature
you control and draw a card.
Boast —{r}{w}{b}: Return target Knight from your
graveyard to the battlefield tapped and attacking.
"With his army at his back, he forges the path ahead through blood and righteous flame."