BL'AST! is a California hardcore punk band from Santa Cruz. They hold a heavy presence that transcends being branded and prevales as one of the heaviest bands that came from the 80`s. Timeless Music. BL'AST! began in 1982-83 and released its first album, The Power of Expression, in 1985. They recorded the album three times before releasing it. They first were picked up by GreenWorld Records,that also carried bands such as King Diamond and D.I.. Blast! toured this record in the U.