I am doing a experiment in which I sketch popular video game characters (The prince in Katamari was popular. Unfortunately I dont think he is anymore) in my own mark.
Here is what the prince looks like in the games: http://katamari.wikia.com/wiki/Prince
That headgear looks Commander Keen-ish.
A little bit. I love the commander keen games :). Here’s what the official prince of all cosmos looks like
http://assets.thecreatorsproject.com/blog_article_images/images/000/031/996/katamari2_detail_em.jpg?1342564173