:D Drew Spanner in the span of three days.
I'm quite pleased with how well this turned out actually.

For references, I used various scans from animepaper.net to get a well rounded idea of what he looked like, mainly looking for a close-up on his tattoo. I even used an image of Tsuna for help with the jumpsuit. My avatar display icon came in handy with drawing the goggles.
Main reference is the image on this page: here