Olaf

Gain up to 70% - 110% (based on level) attack speed and 15% - 30% (based on level) physical vamp based on missing health, maxing out at 70% missing health.

Throws an axe, dealing 50 / 115 / 180 / 245 (+120% AD) physical damage and slowing by 20% / 27.55% / 35% / 42.5% for 2 seconds. Picking up the axe reduces Undertow's cooldown by 4.5 seconds. Inflict 20% armor reduction for 4 seconds on enemy champions. Deals 110% damage to monsters.

Olaf gains 35% / 50% / 65% / 80% Attack Speed for 4 seconds and grants himself a shield that absorbs 35 / 70 / 105 / 140 (+15% missing health) for 2.5 seconds with an amount that is capped at 70% of missing health.

Dash to an enemy and deal 45 / 95 / 145 / 195 (+55% AD) true damage. If the enemy does not die, Olaf takes 28 (+15% AD) true damage. Attacks lower the cooldown of Reckless Swing by 1 second. Deals 95% damage to monsters.

Passive: Gain 25 / 35 / 45 Armor and Magic Resist. Active: Becomes immune to crowd control and gains 5 / 15 / 25 (+20% AD) Attack Damage for 4 seconds. Also gains 20% Movement Speed when moving toward enemy champions for 1 second upon cast. Ragnarok's duration is increased by 2.5 seconds for each basic attack or cast of Reckless Swing against an enemy champion. Ragnarok can be cast while under the effects of crowd control.