Lost Gravity is a steel roller coaster at Walibi Holland, located in Biddinghuizen, Flevoland, Netherlands which was manufactured by Mack Rides and constructed by RCS GmbH, opening to the public on 24 March 2016.

The design of the trains was revealed on 19 February 2016 and a week later, testing began.

[2] The wagons are pulled to a height of 32 metres (105 ft) using a chain lift hill and reach a top speed of 87 kilometres per hour (54 mph).

It was the first of Mack Rides BigDipper model roller coasters.

Two Intamin coasters also utilise this seating arrangement: Skyrush at Hersheypark and Flying Aces at Ferrari World Abu Dhabi.