Yes, the opening narration is by the Kingpin, played by Vincent D'Nofrio. This will be interesting.
Matt Bowman has said this looks a lot like a western. Personally, I think this looks a lot like Batman. You know, the "how much of a difference is there between Batman and the people he fights?" sort of things, where the answer comes very, very close to "Not much."
This will all hit Netflix at once in April. We'll see then just how much fun they decide to have with it.
Then again, the other Netflix series, House of Cards, is dark as night. So, we'll see just how dark the Marvelverse will get.
Then again, Killgrave will be the enemy for the Jessica Jones series, so I'm thinking "pretty dark."