https://wccftech.com/rainbow-six-siege-mad-house-event/

Last month evidence of Halloween-themed Rainbow Six Siege event leaked, and now Ubisoft has made it official – the Mad House event is real, and it’s available to play right now! This Playlist features a spookified version of the classic House map and a new collection of skins and other collectibles. You can check out a trailer for the Mad House event, below.

Here’s a bit more detail about Mad House, courtesy of Ubisoft: