Slater returned to Jim Crockett Promotions, then renamed World Championship Wrestling on the August 26, 1989 episode of "World Championship Wrestling" as a member of J-Tex Corporation, facing Sting in a match, which he lost by disqualification after his J-Tex teammates Terry Funk and The Great Muta attacked Sting. The group primarily feuded with Ric Flair and Sting. He replaced an injured Terry Funk to team up with The Great Muta at Clash of the Champions VIII in a losing effort against Ric Flair and Sting. The match ended in a disqualification after Terry Funk placed a plastic bag over Ric Flair's head. Slater was fired by WCW. However, he would come back to WCW for the final portion of his career in 1991.