DD stands for “Dimension Driver” and Bandai Namco will be launching this game as free to play called “Super Robot Wars DD” with microtransactions mechanics. It will feature a few familiar characters and mecha from the series yet but will also introduce new original characters and mecha.
Beta is coming soon!
The beta will be available for eager players to try it out on December 4, 2018, in Japan. Here is the preregistration website link.
Super Robot Wars DD will be available for Android and iOS on 2019. Further announcements will be announced soon.