Quest 6- Six Flags Over Texas By Pakscas1 Aug 5, 1961 Six Flags over Texas Opened August 5, 1961 Mar 1, 1980 Judge Roy Scream Dec 31, 2006 Caddo Lake Barge Apr 22, 2011 New Texas Giant Origianally introduced in 1990 Mar 22, 2012 Mr. Freeze: Reverse Blast
