Publishers don't need to use bundles to raise money for charities at the DMs Guild and other OBS sites. Money from standalone titles can also be sent to good causes.
There's a new D&D print book available today as Wizards of the Coast has made Minsc and Boo's Journal of Villainy available as a $15 PDF download, $35 softcover and $45 hardcover.
Running from November the 7th to the 17th at the same WotC's eBay page will be an auction of D&D editorial items such as covers for recent books.
Adventure with Muk is written by Adam Lee, Chris Lindsay and Emi Tanji who also illustrates the supplement.