Original Sketch by @MajMagnificent, he spent about an hour on this so his speed and expressiveness in his lines can not be understated.
started coloring
the lines were fairly thin on the sketch, so they were thickened along with some splashed black ink areas
full sized view of first stage of coloring
making progress on inking
expanding colors and adding mild post processing for aura around character
background work and body colors, special attention was given to the tattoo to make sure it looked like skin
All colors and background assembled
Assembled background and initial post processing, added paper wrinkles and painted starbursts to give it an 1980's comic feel. Extra color correction added in final images above.