Sir Esmond, Permafrost Knight

Vigilance
When Sir Esmond Akal attacks, tap target
creature.
{u}{u}: Create a 0/1 Blue Ice Sculpture Token.
{u}{b}: Put a -1/-1 counter on Sir Esmond Akal.
Target permanent doesn't untap during it's controller's upkeep. You can do this once
per turn.
If not for Duty.