So After finishing the game Portal 2, I really liked one of the main characters, wheatley.
I actually liked him so much I took a screenshot from the end video, and traced him.
If you want to reuse him, I've included a high-res version of him as a transparent .png as well as a wallpaper. :)

wheatley.png (180.98 kB)
porta2-wallpaper.png (421 kB)