Why is it Liandry's requires you to inflict movement impairment to achieve its maximum damage?
Since Rylai is getting nerfed, it's usual partner item might see a decline in use. But I'm curious as to why Liandry's needs you to inflict a movement-impairing effect to get its full damage out in the first place.
#Just curiosity. Not suggesting that Liandry's needs any nerfs or changes.