Fosa Comun is a Death Metal band from Arequipa. They were formed in 1991 with Antonio on drums, Darling on guitars, Marco on bass and Willy on vocals. They made their live debut on the Genocidio Metal IV festival (08/02/92) with Desarme, Accion Violenta, NN, Sanguinaria and Cuarto Cerrado. After that they played at the Genocidio Metal V and in the Metal Masacre with Spasm, etc. Franz then joined on second guitars, playing on the Metal Masacre II with Hadez, etc.

After playing at Metal Masacre III, Marco left the band and was replaced by Gustavo on bass. The band play in other cities like Tacna, Moquegua and Puno. They recorded the first official demo in Arequipa called "Blasfema Iniciación" in 1993 (Rereleased on CD by Sodom Graves Recs in 2021 and on tape by Destruktor Recs in 2022). In 1996 the band play in La Paz, Bolivia and split up a year later. The band return in 2017, playing with Transmetal in Arequipa and is still active..