WARNING! THIS ARTICLE CONTAINS MAJOR SPOILERS ABOUT THE MASKED SINGER SEASON 13!The Masked Singer season 13's Group C's Mad Scientist Monster is one of the 15 contestants competing for the Golden Mask ...

For "Boy Band Night," Mad Scientist Monster sang "I Swear" and the judges name-dropped Alan Jackson, Tim McGraw, and Keith Urban. When the Lucky 6 merged and he sang "There's Nothing Holdin' Me ...

The trio is a rarity—and when all of its unusual traits are considered together, it is unique.