Boomerang (roller coaster)

Boomerang is a type of shuttle roller coaster that features a cobra roll and a loop element. The train goes up a reversed lift hill then stops and it's launched downwards through the station and inversions then up a hill than goes in reverse and stops in the station. The most popualr boomerang coaster is "Boomerang: Coast to Coaster" that is found at Six Flags theme parks.