There are 2 bands under this name. A Swiss grindcore / noisecore band and an American thrash metal band. 1) Fear of God, (often abbreviated to F.O.G.), was a Swiss grindcore band, active in the mid-late 1980s. Originally formed in 1987 and broke-up in 1988, but later reformed in 2002. Fear of God was largely considered the innovators of the noisecore / noisegrind genre(s), primarily evident on the acclaimed Fear of God and Pneumatic Slaughter EPs, which were of low recording and production quality, accompanied by an abrasive wall of feedback and distortion.