Urdos, Frosted Veteran

Trample, vigilance
Enrage—When you take damage, put
+1/+1 counters for half the damage you took on
this creature.
Frostbite— When Urdos, Frosted
Veteran does more than 3 combat damage to
a player, the creature that that player used to
block doesn't untap next turn.
"It's a rough life out on the icy plains.."