The heart of Overlord is its overhauled vassal system. No longer are subjects just passive tax-payers; you can now negotiate to define exactly what your subjects provide.
: Turn your subjects into a scientific powerhouse to siphon research.
: Start as a vassal to a powerful AI empire and choose whether to remain a loyal servant or plan a daring rebellion.
: Build these around your planets to increase starship capacity or boost planetary production.
: Create a specialized defensive shield to protect your borders.
: Connect your systems with these high-speed networks to move fleets across your territory in a fraction of the time.