It's the Comic Jumper himself. I'll probably modify this eventually but, for now yeah here's Jackson. You will be seeing a lot of him in the future.

NSFW -https://www.weasyl.com/submission/1017395/jackson-nsfw-ref-sheet
Expression sheet - https://www.weasyl.com/submission/1035344/jackson-expression-sheet
Character- https://www.weasyl.com/character/39026/jackson

Completed August 2014