Robert Fitzgerald Diggs, better known by his stage name RZA, is an American rapper, record producer, composer, actor, and filmmaker. He is the de facto leader of the hip hop group Wu-Tang Clan, having produced most albums for the group and its respective members. He is a cousin of two other original Wu-Tang Clan members: GZA and Ol' Dirty Bastard. He has also released solo albums under the alter-ego Bobby Digital, along with executive producing credits for side projects. After forming the Wu-Tang Clan, RZA was a founding member of the horrorcore group Gravediggaz, since 1992, where he went by the name The RZArector.

Gary Grice, better known by his stage names GZA and The Genius, is an American rapper. A founding member of the hip hop group Wu-Tang Clan, GZA is the group's "spiritual head", being both the first member in the group to receive a record deal and being the oldest member. He has appeared on his fellow Wu-Tang members' solo projects, and has maintained a successful solo career starting with Liquid Swords (1995).