Biography
There are three artists with the name Magnum Opus:
1. A heavy metal band from New Zealand which is no-longer active
Read full biography ↓
2. A doujin band that make instrumental progressive metal/rock arrangements of songs from the soundtracks of the Touhou series of danmaku games
3. A rapper from Russia, Alexander Demidov.
Biography text from Last.fm, available under CC BY-SA.