Один из вариантов олаф реворка.
Undertow

Slow no longer decays
Now has a minimum throw distance of 400 units
Axes now stick in walls and structures if they would land inside impassable terrain

Vicious Strikes

Mana cost reduced to 25 from 40/45/50/55/60
Base damage increased to 20/35/50/65/80 from 7/14/21/28/35
HP -> damage ratio removed
Lifesteal reduced to 8/10.5/13/15.5/18% from 9/12/15/18/21%
Spellvamp removed
Now provides 1% enhanced healing from all sources for every 2% health Olaf is missing during the duration

Ragnarok

Mana Cost removed
Cooldown changed to 120/100/80 from 100
Active duration changed to 5 from 6
New Passive Added: Olaf gains 10/25/40 Armor and Magic Resist passively
Active Changed: Olaf removes all disables from himself and becomes immune to them for the next 5 seconds. During this time, he loses the passive portion of this skill and gains 15/20/25% lifesteal (PLACEHOLDER MECHANIC).