Doctor Mario (Prime)

Info
Dr. Mario is the most famous Aperture future media character since he was there from day 1 he first appeared in SMS Episode one all the way to SSMB Episode 2 he was also responsible for age restricting the SMS episodes

Dr. Mario owned a "Theme Park" at one point in his life.

he also took in the Servine Bros. after their original owner "Legally Disowned" them

his Mortal enemy is his own creation GLaDOS