VivoIn Vivo, each round starts by revealing a harmony type (Solo, Duet, Trio, Quartet). The harmony determines how many suits must be played in the tricknot being able to is considered playing off harmony, making that player ineligible for points. At the end of the trick, the player who played the highest on harmony card scores two points, and the lowest on harmony card scores for the value of that card (those bass notes are so important!).