Those are card sleeves, and not to give anything away or anything, but it's just barely possible that the character depicted is Sorin Markov. Maybe. But it obviously is. Here's a deck box with a different Dark Ascension image that's also coming!
Did you know that UltraPro has playmats? Well, they do! And in the future, one of them will look like this:
That's not all the card-storage options, of course. There are card boxes and binders of various sizes, for example. But since we've run out of Dark Ascension images, that's where we're going to stop. Enjoy!