Yorick Ability (LoL): Mourning Mist

Yorick throws a globule of Black Mist that deals 6 / 6.5 / 7 / 7.5 / 8% (+3% per 100 ability power) of target's maximum health as magic damage, slows by 30% for 2 seconds, and marks champions and monsters for 4 seconds. Marked enemies have 18 / 21 / 24 / 27 / 30% of target's armor as reduced armor.

Marked enemies continuously awaken nearby graves (but not exceeding the maximum of 4. Yorick and his summoned units gain 30% movement speed toward the mark. Mist Walkers will leap once at marked enemies that get away from them.