Syrio, First Sword of Braavos

Haste, First Strike
Other creatures you control with less power than Syrio, First Sword of Braavos have Training. (Whenever this creature attacks with another creature
with greater power, put a +1/+1 counter on this
creature.)
''There is only one god, and His name is Death.
And there is only one thing we say to Death:
not today.''