The DC Comics blog published a list of upcoming hardcover and trade paperbacks well into 2013. Which is usually a sign that the info has been given out to book distributors, so it will come out soon anyway, and this was it comes out under a DC Comics headline. Lots of collections of the things you’d expect to be collected, with a few odds and ends.
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Marshal Law: The Deluxe Edition HC by Pat Mills and Kevin O’Neill is scheduled for April as well, collecting the satirical superhero hunter Marshal Law #1-6, Marshal Law: Fear And Loathing, Marshal Law Takes Manhattan, Marshal Law: Kingdom Of The Blind, Marshal Law: The Hateful Dead, Marshal Law: Super Babylon and Marshal Law: Secret Tribunal #1-2, $49.99 for 480 pages. This was going to be published by Top Shelf, the shift is a curious one.