Loving Fresnel

I'm doing a visual overhaul for every map and model.
In the past updates I've already been replacing the old plain textures with newer more complex materials - but still trying to preserve the cartoony look.
The new changes now involves the use the the so called "Fresnel".
It gives the material a kind of glow. You might remember this from Mario Galaxy, where it has been used heavily.

So what difference does it make in Supraball? Here an example of before and after in Pitch

You might know this old promo-pic for Supraball. Here is a before/after with some of the new changes::

You can also see the fresnel do it's job here in the upcoming map Moon: