It's a remake of SC1 and SC3's Proving Grounds stage.
Stage theme:
Stage screenshots:
Also, MAXI'S HARBOR STAGE IS BACK!!!!!!!
Source: https://gematsu.com/2018/04/soulcalibur-vi-adds-siegfried
Stage theme:
Stage screenshots:
Also, MAXI'S HARBOR STAGE IS BACK!!!!!!!
Source: https://gematsu.com/2018/04/soulcalibur-vi-adds-siegfried