The answer: Simple mascara!
There are many different mascaras to choose from, but I’ve noticed that it’s all just a marketing scheme and they ultimately all just do the same thing. Of course, there might be the rare ones where the formulation of the mascara itself is amazing, but that honestly has nothing to do with the brush.
It’s all in how you work with the mascara wand.
For this look, I wanted a natural eye but with emphasis on the corners to make it seem like my eye is more cat-like or marlin monroe-e. To do this I curled my eyelashes with a eyelash curler, and packed the mascara on only the outer half portion of the eye, including the bottom lashes.
What this does is create the illusion of your eyes extending further in contrast to your inner lashes. I finished it off by cutting and deepening my crease with a neutral-dark(ish) colour