2011 season, Iron Wolf was closed and removed. It was relocated to Six Flags America, rebranded as Apocalypse, before it was converted into a floorless roller coaster and renamed Firebird in the 2019 season. For 2012, the former sites of Splashwater Falls and the Great America Raceway in County Fair were taken over by a new wing coaster from Bolliger & Mabillard with 5 inversions, a 12-story drop and speeds of up to 55 mph. When X-Flight was the second roller coaster of its type in North America and the fourth in the world. The Glow in the Park parade was replaced in 2013 with IgNight — Grand Finale to the park. IgNight was held in Hometown Square, in front of the Hometown Station. Six Flags announced that 2013 would be the "Season of Backwards" at Great America, with Batman: The Ride, Viper and the Blue Train on American Eagle all running backwards for some part of the season. At the end of the season, Ragin' Cajun closed and was relocated to Six Flags America in 2014. For 2014, the park received Goliath, a wooden roller coaster built by Rocky Mountain Construction. The ride broke world records for the steepest drop, fastest speed and longest drop on a wooden coaster, and was built on the plot of land where Iron Wolf formerly stood. Three former kiddie rides were reinstalled in the all-new Hometown Park children's area in 2015, located in Hometown Square. That year, the park held the "40 Seasons of Thrills" celebration, a festival which celebrated the park's history. In 2016, Great America introduced Justice League: Battle for Metropolis, a 4D interactive dark ride, alongside a new themed area: Metropolis Plaza. The area is themed after the city of Metropolis from DC Comics, and is located between Southwest Territory and County Fair. Six Flags also announced plans to add virtual reality headsets to Raging Bull by the end of that season, but Demon received the VR headsets instead, creating a new 'Rage of the Gargoyles' ride experience. The Orbit, an original 1976 attraction, closed on August 6, 2016. At the end of the season, The Jester's Wild Ride was also removed. The Joker, an S&S 4D Free Spin roller coaster, was added to Yankee Harbor for the 2017 season. The park also announced that The Orbit would not return, and East River Crawler was relocated to the former site