Marc Hansen is a cartoonist and creator of Ralph Snart, Weird Melvin and Doctor Gorpon. He has been published by comic book companies such as NOW Comics, Marvel/Epic, Disney, Malibu Graphics and Kitchen Sink Press. Ralph Snart is his most successful creation that began in 1986, which had newsstand and direct market distribution. It peaked at 50,000 copies per month with over one million comics in print.
Excerpt from Wikipedia, available under CC BY-SA 4.0.

Ralph Snart Adventures
1986
ISBN 9780974520544
Ralph Snart Adventures Comic Collection #1
2007
ISBN 9780979464300
Ralph Snart Adventures Comic Collection #2
2007
ISBN 9780979464317
Ralph Snart Adventures Comic Collection #3
2008
ISBN 9780979464324
Ralph Snart Adventures Comic Collection #4
2008
ISBN 9780979464331