Hieroglyphics, also known as The Hieroglyphics Crew and Hiero, are an American underground hip hop collective based in Oakland, California. The collective was founded in the early-1990s by rapper Del tha Funkee Homosapien. The group consists of rappers from the hip-hop group Souls of Mischief including A-Plus, Tajai, Opio, and Phesto Dee as well as rappers such as Del Tha Funkee Homosapien, Casual, and Pep Love. Domino is their in-house producer with A-Plus performing production duties from time to time.