387K views · 8.8K reactions | On June 30, 1990 NWA World Championship Wrestling aired on the SuperStation TBS. Take a look back as Mean Mark Callous (with Paul E. Dangerously) takes on Dave Reardon to prepare for his match against NWA United States Championship Lex Luger at The Great American Bash in just 1 week. Callous, of course, would become known as The Undertaker after signing with the WWF in October of 1990. | Davenport Sports Network | Facebook