A good Ki build for the story in Xenoverse 1 could focus on putting most of your points into Ki Supers and Ki Blast Supers. This way, you can deal a lot of damage from a distance, which is useful in many story battles where you might face multiple enemies at once.
Sorry, I don't know the precise cancellation date. Maybe it was cancelled because of financial reasons or a shift in the target audience. Try doing a search on popular entertainment websites for the accurate information.
The story of Xenoverse 2 can vary depending on how you play and explore. But on average, it could take you around 20 to 30 hours to complete the main storyline.
The story length in Xenoverse 2 can vary depending on how quickly you progress and how much you explore the side quests. But on average, it could take around 20 to 30 hours to complete the main storyline.