https://www.pcgamer.com/soulcalibur-6-release-date-set-watch-geralt-in-action/

Soulcalibur 6 finally brings the tale of swords and souls to PC, and does so with the help of new and returning faces. When? October 19, 2018. 

Returning characters include—deep breath—Nightmare, Kilik, Xianghua, Heishiro Mitsurugi, Sophitia Alexandra, Isabella "Ivy" Valentine, Zasalamel, Siegfried Schtauffen, Taki, Yoshimitsu (who dons his coolest threads yet) and Maxi.