"The greatest, and gayest, scientific genius in the world!" as he describes himself, Doctor Ivo Gayman is the grandson of Doctor Gerald Gayman. He one of the Music the Ranger's archenemies and a villian in the a little-known video game series. Boating an IQ of 300, Dr. Gayman wishes to turn every human being on Earth into a homosexual in various schemes that almost always involve the seven Sex Emeralds in some way. All of his plans end up being foiled by Music the Ranger.
"We must stop Dr Gayman from gayifying the world!" -Kyle, Music the Ranger: The Beginning.