Matt (Character) - Comic Vine

Matt is another main character in Edd's World. He's is based of Matt Hargreaves (who provides his voice in the Flash cartoons)

VALIANT FIRST Initiative Launches Valiant's Next Phase - Previews

According to ComicVine, Rachel Summers is the Marvel character

Hourman (Matthew Tyler) (Character) - Comic Vine

Flash Gordon #1

Matt (Character) - Comic Vine

Hourman (Matthew Tyler) (Character) - Comic Vine

Bushwacker (Character) - Comic Vine

Lt. Matthew Shrieve (Character) - Comic Vine

The best comics to read right now: Thor edition