Now, these guys, I must say, are the worst army that you could get. They hit on a 3+, but have an armor save of 5+, and can be killed by boltguns. Their vehicles are kind of cool, though.
I know that I really don't have much info about the Dark Eldar, so be sure to check out www.games-workshop.com. Click on the Dark Eldar warrior to check out the link.
(www.games-workshop.com)