The latest villain in the Dragon Ball Super manga is Jiren. His strength and unique abilities make him a formidable opponent for Goku and the others. He has a complex background and motives that add depth to the story.
I don't have the exact date for you. Usually, such releases are announced by the creators or the publishing company. You can regularly check related news sources or manga forums to stay informed.
It's hard to say for sure. The decision depends on various factors like the popularity and demand for it, as well as the plans of the creators and publishers.