Blackout's real name is Gary Rozz.  Gary Rozz was a mutant that was abandoned at the Xavier Instiutute as a baby.  Later on it turned out he had the power to darken certin areas at a massive amount.  But he had a weakness to sun light due to his darkness power.  As he got older he developed to the goth culture and was  feed up and left to cause riots for the hell of it.  In the summer of 2000 he started a major black out in the NY area.  Durin this he killed a few people but was later caught by Shield where he was sent to the Raft.  He later escaped after he made a set of metal fangs out of forks and knives.  Hiding in Queens he developed a relation ship with Barbara Ketch.  But after Barbara refused to leave the city with him s Blackout killed her.

This is what Blackout might look like.

Cool beans.