https://www.gamespot.com/articles/deviljho-comes-to-monster-hunter-world-in-first-pc/1100-6461652/

With Monster Hunter: World out now on PC, it's roster of monsters can finally grow. In the PC version's first update, the Deviljho has entered the fray.

Among a number of other bug fixes, this first update includes the first Deviljho mission. The update also includes the Deviljho weapons and Vangis α and β armor sets. It will start invading six and seven-star missions, as well as high-rank missions once "??? Rathian" has been completed.