Question: What band is widely credited as one of the pioneers of visual kei, and released a compilation box set containing two CDs, a VHS tape and a T-shirt from the "Violence and Jealousy Tour"?
Sentence (from "The Flying Opera"): The Flying Opera is a boxed set containing two DVDs and two CDs by the German power metal band Avantasia, released in March 2011.
Relevant evidence: No