King of Mask Singer (2015)

King of Mask Singer is a South Korean show where masked celebrities compete in singing battles to ensure fair and unbiased judgment. Spanning two episodes, contestants face three elimination rounds, performing duets and solo songs, with live votes deciding the winners.

The suspense builds as identities are revealed only upon elimination. In the final round, the winner challenges the reigning Mask King to either claim the title or leave unmasked. This unique format blends mystery, talent, and excitement, making it a must-watch for music fans.