Mad Scientist Monster made his debut on the March 26 episode of The Masked Singer Season 13 as a member of Group C. The giant lab wizard's first song on Fox's reality TV show was "Unwell" by Matchbox Twenty,

With his velvet-smooth voice and fierce lab wear, Mad Scientist Monster has become a frontrunner this season on The Masked Singer — but who is he?! It’s a question that has clearly alluded the show’s judges,

The Masked Singer's Yorkie was unmasked as a 'RHOBH' star, who exclusively opened up about performing in the heavy, vision-restricting costume