Forget MF or Jhin , the most abusive case of lethality from range has to be ...
Quinn
If you are a squishy champion with no escapes , you are dead and just gold in her eyes
There is nothing more terrifying then a Quinn with these : 
with
both active , running at you with her Thunderlords ready , in her ultimate form. She will E on you and then auto you and then murder you. And since she has a
, guess who can´t CC her stupid ass so she can´t one shot you ?
Seriously , make lethality only melee , nerf it or do both
? Or
targeted Q?
is missing from top.
has been slain under tier 2 turret.
Meow....