John Allen, who is best known as MrBallen. Courtesy of Ballen Studios Share on Facebook Share on X Share to Flipboard Send an Email Show additional share options Share on LinkedIn Share on Pinterest Share on Reddit Share on Tumblr Share on Whats App Print the Article Post a Comment True crime podcaster John Allen aka MrBallen is moving to SiriusXM from Wondery. As part of the multiyear agreement, SiriusXM will have exclusive advertising sales rights to Allen's flagship show, The MrBallen Podcast: Strange, Dark & Mysterious, on audio, as well as on his YouTube channel, which has 10.