Hidden Voices (game show) season 1

Under the battle format, both opponents can eliminate one singer each in a single round, and then both can choose one singer each to join the final performance in the final round. At the end of the game, the conditions for winning mystery singers chosen by opposing guest artists, depending on the outcome of each final performance, if:

The guest artist gets ₫50,000,000 if a good singer was chosen; in case of a two-way tie, the main prize is halved, leaving with ₫25,000,000 each. Both winning singers, regardless of being good or bad, receive ₫10,000,000 each.

Each episode presents the opposing guest artists with seven people whose identities and singing voices are kept concealed until they are eliminated to perform on the "stage of truth" or remain in the end to perform the final duet.