The Egg Devil Ray (エッグ・デビルレイ Eggu debirurei?) is a robot that was created by Dr. Eggman, and is the third boss fought in Sonic Unleashed (fourth if counting the Egg Cauldron from the Xbox 360/PS3 version). It is the Temple Guardian of Spagonia, unlocked by completing the daytime acts of Rooftop Run in the Wii/PS2 version and by completing daytime Act 1 for both Rooftop Run and Dragon Road in the Xbox 360/PS3 versions.