13 Tracks – Punk, Hardcore, Thrash.
Hardcore/punk band from São Paulo, Brazil, formed in 1981.

Ratos de Porão means "Basement Rats" in Portuguese.

Boka (Maurício Alves Fernandez) – Drums (1991-present)

João Gordo (João Francisco Benedan) – Vocals (1983-1984, 1985-present)

Jão – Vocals (1981-1982, 1984-1985), drums (1983-1986), guitars (1981-1982,1986-present)

Juninho (Paulo Sergio Sangiorgio Júnior) – Bass (2004-present)

Ex-members

Chiquinho – Vocals (1981)

Mingau – Guitars (1982–1985)

Betinho (Roberto Massetti) – Drums (1981–1983)

Spaghetti – Drums (1986–1990)

Jabá (Jarbas Alves) – Bass (1981–1993)

Walter Bart – Bass (1993), (1994)

Pica pau – Bass (1995–1999)

Phú – Bass (1999)

Fralda – Bass (1999 – 2004)