Tuck this under your Fate card.
You are the Lord of Cluster 4.
Rivals with a Loyal city or Flagship in Cluster 4 are your Vassals in Cluster 4.
You may tax any cities in Cluster 4, ignoring control. (Take Captives if you tax cities of your Vassals!)
If you harm a Vassal in Cluster 4, or a Vassal harms you in Cluster 4, the harming player Provokes Outrage with all cities in Cluster 4.
Act: 2