Top Thrill Dragster the world overtaking both world records from Steel Dragon 2000 at Nagashima Spa Land that was just built three years earlier. It lost the title of being the world's tallest and fastest roller coaster when Kingda Ka at Six Flags Great Adventure opened in May 2005. Intamin designed both Kingda Ka and Top Thrill Dragster, and the two share a similar design and layout that differs primarily by the theme and the additional hill featured on Kingda Ka. The ride had constant downtime in its first couple seasons. Several problems such as the ride's hydraulic system and launch cable caused
Six Flags Great Adventure at Six Flags Over Georgia and Six Flags Great America. In 2004, new harnesses were added to the Runaway Mine Train and the up-charge attraction erUPtion was added to the Boardwalk. In 2005, the park added the world's tallest coaster called Kingda Ka and also dismantled Viper. With the addition of Kingda Ka, the season pass holders entrance to the park was closed because Kingda Ka's footprint went right over it. A new children's play area called Balin's Jungleland was also added. In 2006, a wooden twister coaster called El Toro was added in the spot formerly occupied by Viper,