Syr Hurwain the Dauntless

At the beginning of your upkeep, choose from among First Strike, Flying, Lifelink, or Vigilance. This creature gains the chosen ability.
Whenever you choose an ability for this creature that it does not have, put a +1/+1 counter on it.
"Never question his determination or his loyalty. It is said he once asked Death itself to get out of his way. Death obliged."