This is actually a culmination of a couple classes I watched.

First was, The Pen Tool: Design a Pin, also by Jon Brommet

and The other was this class and also, How To Design Sports Logos: Create Your Own Team Mascot by Fraser Davidson

I wanted to give my sticker that sports-logo like look, After combining my knowledge of those three classes I ended with this:

This the the stand Crazy Diamond from Jojo's Bizarre Adventure: Diamond is Unbreakable. I am a fan of the manga and the anime.

This the results of the sports logo class

I also ended up putting them up on Etsy to test if they would sell