Zoe's Mouth is WACK

My guess is that it's exagerated on purpose to make her emote more visable. Kinda what they do im overwatch

It's called squash and stretch, it's a classic part of animation to allow things to be read more easily. Especially from such an odd view as League's top-down.

check out darius mid ult. his arms are like 6 feet long lol

She's an Aspect, she can do what she wants xD

It's like how Pixar characters mouths are animated. A note I took an interest in since they do it with like 80% of their characters.

give zoey a school girl skin

I can make a terrible joke out of this.

none of those are resting frames

they're transitional ones that are exaggerated to help convey the movement much faster.

think of it like motion blur.

It looks like her lip color isn’t distinct enough from her mouth, that is if she’s intended to have lips