Question: Blood Ritual was released by which band formed in Sion, Switzerland?
Related documents: [0]  [DOC] Blood Ritual is the second album by the Swiss heavy metal band Samael, released in 1992 on the Century Media Records label. [END] 
[1]  [DOC] Samael is a Swiss symphonic black/industrial metal band formed in 1987 in Sion, Switzerland. [END] 
Answer: 
Samael
Samael