James Sanders is a criminal who gained the ability to run at superhuman speeds after acquiring Speed Boots. Donning the moniker of Speed Demon, he allied with his girlfriend Maria Vasquez to rob a jewelry store, although the pair were defeated by Spider-Man.
There are roughly one-sh*t billion tropes so PLEASE look through them before adding one. Otherwise add what you like. ADDITION: PLEASE read through the trope description provided before submitting something. It's not a huge deal but too often people submit characters that don't fit just because they misinterpreted the title...