WCW Halloween Havoc '90 took place on October 27, 1990 from The UIC Pavilion in Chicago, Illinois. The main event was Sting versus Sid Vicious in defense of the NWA World Heavyweight Championship. Lex Luger defended the NWA US Championship against Stan Hansen while the NWA World Tag Team Champions, Doom, defended against Ric Flair and Arn Anderson. Other matches included Junkyard Dog vs Moondog Rex, The Steiner Brothers vs The Nasty Boys, The Freebirds vs The Renegade Warriors, and 3 other matches.
Steve Borden
Sid Eudy
Larry Pfohl
Stan Hansen
Ron Simmons
Bruce Reed
Ric Flair
Martin Lunde
Sylvester Ritter
Kevin Nash
Alfred Dobalo
Rob Rechsteiner
Scott Rechsteiner
Brian Yandrisovitz
Jerome Saganovich
James Williams
Michael Seitz
Bobby Eaton
Stanfield Lane
Mark Romero
Richard Morton
Paul Taylor
Theodore R. Long
Randy Colley
William Boulware Jr
Chris Romero
Tracy Smothers
Steven James
Brad James
Jeffery Warner
Barney Irwin
Tommy Richardson
Jim Cornette