Metallica is an American heavy metal band. The band was formed in 1981 in Los Angeles, California by drummer Lars Ulrich and vocalist/guitarist James Hetfield, and has been based in San Francisco, California for most of its career.
When a riff in the fabric of the multiverse occurs. A group of villains take the opportunity to attemp Universe (or multiverse, if you will) domination. So now the heroes of these universes unite to stop them.
