[REWORK] Effect changed to: "Gain increasingly more Life Steal based on your missing health against champions (up to 20%). Against minions gain 50% benefit"
Olaf already thrives on low health fights early game this will be insane on him.
I think grasp of the undying and the resolve tree will still be a better choice for Olaf. This might be kinda goofy if you get to the threshold where Olaf just has too much attack speed and lifesteal at low health to take down which would let him solo dragon or baron, but I think he still benefits more from tank masteries while more damage focused champions like Yi will be more interested in the free lifesteal.
meanwhile reading patch 6.4
MOUHAHAHAHAHAHAHAH HAHAHAHAHA HAHAHAHAHAH...... HAHAHAHAHAHAHAHAHA
Still debating this or fervor on him.
is coming back, baby!
There will be a rise in champions with executes. Can't tell you how shitty it is to play as when you want to be at low health but you are fighting a 
or 
Olaf is kinda bad right now, so im not too worried tbh.
Olaf with new Warlord's + 
+ 
+ 
+ 
+ 
... Enjoy.
lets not forget there is an 2 second internal cooldown on this keystone. hence you haven't seen adc go rampant with it
"we changed warlords to be less niche"-rito
this warlords will only be used by like 5 champs
I still think this will be really strong on 
