I would not mind if these two games worked like Guild Wars 1 campaigns: you can play them separately as standalone games, but if you install both, they act as one game and you can play with the characters from one game in the maps with the other.
I would not mind if these two games worked like Guild Wars 1 campaigns: you can play them separately as standalone games, but if you install both, they act as one game and you can play with the characters from one game in the maps with the other.