There are many artists with the name Opus: 1. An Austrian pop-rock group. 2. A dubstep/grime artist. 3. A Yugoslavian progressive rock band from Belgrade. 4. An English Heavy Melodic Instrumental band. 5. The Martin County High School nationally renown concert choir. 6. A Romanian grunge/stoner rock band. 7. A progressive heavy metal band from Bangladesh. 8. A funk/soul band 9. A psychedelic rock band from Netherlands. 10. A breakbeat artist. 1.