Randuin's Omen

+500 Health
+70 Armor

UNIQUE Passive - Cold Steel: If you are hit by a basic attack, you slow the attacker's Attack Speed by 20% and their Movement Speed by 10% for 1.5 seconds.
UNIQUE Active: Slows the Movement Speed of nearby enemy units by 35% for 2 seconds + 1 second for every 100 Armor and Magic Resistance you have - 60 second cooldown.