DC will launch the stories in Batman Beyond Unlimited #1, due out in February, in digital format first, the first time it has done so for an ongoing series.  The 10-page stories, Justice League Beyond and Batman Beyond, will be released weekly beginning in early February at $.99 each.  Justice League Beyond will be by Dustin Nguyen and Derek Fridolfs; Batman Beyond will be by Adam Beecham and Norm Breyfogle.
The first issue of the print edition, a 48-page, $3.99 comic, will street on February 29th.