There are multiple artists using this name:

1. Black Acid is a hip hop record label from Amsterdam, their debut EP ''Beter Nu Dan Nooit'' released in 2016

2. Black Acid is a New York based band featuring Richard Fearless (formerly of Death in Vegas) and members of Dirty on Purpose, Nymph and Coyote.

3. Black Acid is an Oregon/Tennessee based punk rock band featuring a member of industrial rock duo Bubblebath in Blood.
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Artist biography from last.fm