Two artists share this name: a Japanese black/thrash metal and a a British thrash metal band. They are listed in order of prominence: 1) The British Sabbat is a thrash metal band formed out the ashes of two previous high-school bands, 'Hell' and 'Hydra', in May 1985, when vocalist Martin Walkyier and bassist Fraser Craske of Hydra ditched their guitarist (who wished to concentrate on a more melodic style of metal) and hooked up with guitarist Andy Sneap and drummer Simon Negus to form the first Sabbat line-up.