Hydra

There are various bands called Hydra.

Not to be confused with "Hÿdra", a french band of progressive rock born in 1994, the band Hydra is a hard rock band from Ohio.

"Having just opened for King's X, Cleveland metal act Hydra continues to attack audiences with its two-headed sound - a classic rock aesthetic with a new millenium crunch. Think Zeppelin meets Soundgarden." - Plain Dealer

Their official website is http://gethydra.com

Hydra is also the alias under which Stefan Jaworzyn (formerly of Skullflower) makes noise music.

There was also a power electronics act from New York named Hydra, featuring a member of the noise group Final Solution.

Hydra (1999), mexican progressive rock band ending up a while ago. This was the first project from Marcela Bovio (Elfonía/Ayreon/Stream of Passion) and Alejandro Millan (Elfonia/ex-Stream of Passion/Hello Madness)