There are 13 different bands known with this name.
1. Elysium (PL) is a melodic death/thrash metal band from Poland, Wroc³aw. The song "Snake Legion" turns up as the 7th track of off the 2008's "Death Metal Legends" Complication.
For more information, see Official Elysium website
2. Elysium (DK) is Kristian Thinning Andersen, a producer of Ethnic Tribal Goa trance from Denmark. Elysium has been around since 1994, relesing a variated amount of music on labels such as Nova Zembla, TIP, Dragonfly Records, BNE, Iboga, Chill Tribe and Avatar Records.
The debut single Project One became a worldwide dancefloor hit, with its ethnic tribal sound. The following debut album Dance for the Celestial Beings is considered one of the all-time Goa classic albums containing tracks such as Keep It Cool, Aliens and Illusive World. Elysium have played live and as a DJ all over the world at many legendary goa/psytrance parties and festivals.
Before Kristian Thinning Andersen formed Elysium, he had released a number of projects on labels such as legendary Belgian R&S Records with his project Tundra. He has furthermore released music as Sheyba (with Jean Borelli aka Orion), Kailash (with Tsuyoshi Suzuki) and done Elysium remixes for artists such as Youth (Bass player in Killing Joke) and his project Zodiacyouth.
Nowadays Kristian is no longer making music under the name Elysium and has left the psytrance scene behind. He is concentrating on his progressive House/Electro project Holm & Andersen and its Record Label Loopfreaks Records. Furthermore Kristian will release electronica under the name of Wombat.
3. Elysium (FRA) is a grindcore band from Nantes, Pays de la Loire, France.