Eggman has an IQ of 300.
Eggman is around 40-60 years old.
His full name is Doctor Ivo Robotnik.
Eggman can be very immature, throwing temper tantrums when Sonic manages to wreck into his plans.
Eggman has used animals to power his robots.
He wants to conquer the world and create his own utopia, called Eggmanland.