Sawada Tsunayoshi. :D
X Burner!
I don't want to give too much away if you haven't gotten this far, but I just love Hitman Reborn!

Anyways, these are the photos I used as references:
here and here
I also used several scenes from the show itself as references.

I think I might manage some time to color it this weekend.

OMG, and... this happens to be my first actual "fanart" for something in forever! XD It's because I love it so.