There are at least four acts that have used the name Retch:
Retch, also known as Retchy P, is a hip hop artist and one part of the DD172/BluRoc group The Heirs.
Side-project of powerelectronics act Torso (itself a side-project of powerelectronics act Plague Mother) consisting of Roman J and Sarah Barker. Released a single eponymous cassette on Compulsion Rites in 2012.
A Brutal death/goregrind band from USA.
Black/Thrash Metal band from Tokyo, Japan.
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