Conversation so far:
What happened to Rey Mysterio in the 1996–1998 Cruiserweight division?
Rey Mysterio made his World Championship Wrestling (WCW) debut on June 16, 1996, at The Great American Bash.

Question: Was he champion wrestler during this time?
Self-contained rewrite: Was Rey Mysterio champion wrestler during the 1996–1998 Cruiserweight division?