There are at least 6 bands named Epsilon:
1. A hardcore techno producer from Newcastle, Australia who has produced tracks for labels such as Bloody Fist,Killing Sheep,and others.
2. An experimental thrash band from Austria.
3. A Krautrock band from Marburg, Germany (1970-1975)
4. A beginning alternative/rock/metal influenced band from the Netherlands.
5. A thrash metal band from Montevideo - Uruguay.
6. An indie rock band from Perth, Australia - www.myspace.com/epsilontheband

Read more about Epsilon on Last.fm.