Champion of Stormfall Mode Unlock Without Campaign
You can do it simply with notepad.
Go to save games location(This is the path for Windows 10, for Windows 7 or other it might be slightly different) -> C:\Users\YOURWINDOWSUSERNAMEHERE\Saved Games\wolcen\savegames
Now open playerdata.json with notepad and find text CompletedStory, change value to true
