The Kree Empire in The Marvel Universe. The Kree Empire is an intergalactic empire that consisted of Kree aliens like Captain Marvel. The Kree Empire is the 12th installment to The Marvel Heroes Arcade Universe. The Kree had fought the Skrulls for years and is still ongoing. Silver Surfer also returns from Earth to Zenn-La. The Kree Empire is created by BoringOptimusPrime.