How do you get the zodiac acs to appear in story missions?

To unlock the Zodiac Acs in story missions, players typically need to progress through specific chapters or complete certain objectives within the game. Ensure that you've met any prerequisites or conditions outlined in the mission details. Additionally, check for any in-game events or challenges that may temporarily increase the chances of encountering the Zodiac Acs. If available, consult guides or community forums for tips tailored to your specific game version.