Zesrop, Templar Captain

Double strike, vigilance, haste
{1}{w}{r}: Zesrop, Templar Captain gets +1/+1 until end of turn.
Withhold - As long as you own seven or more cards in exile, knights you control have has indomitable. (This creature cannot have -1/-1 counters placed on it and if damage would be dealt to it, prevent that damage unless the amount is equal to its base toughness.)