Carlos Fabián Villa is a master illustration artist. In his newest series of images, he's taken on the 1990's television series X-Men (based on the comic book characters by the same name.) In this series "90's X-Men", he's covered a number of the TV show's most visually spectacular and iconic characters.
Below you'll see the full collection as of the posting of this briefing.
Also have a peek at this animated GIF from Villa showing his process.