
Negotiate or demand contracts and agreements between your vassals to define the future of dozens of worlds and reap the benefits.

Create specialist vassal empires to help grow your economic (Prospectorium), military (bulwark), and technological needs (Scholarium).Build magnificent new megastructures that will help you project your powers further, and faster. Stellaris Overlord is the 6th major expansion for the 4X strategy game Stellaris it grants players access to a slew of new features designed to unlock new ways for Empires to interact with each other in the galaxy, are you going to guide your subjects to glory or subjugate them? New Vassalization mechanics lets you define the role of your new subjects or the role you want to take for your new overlords.
