Skin the Catch
From dead hang position on a high bar, pike both legs and pull them between the arms (Skin the Cat), initiating a backwards rotation. As the toes pass through the arms, both legs shoot up and back, straightening out both. Simultaneously, both hands release the bar, and reach behind the head to regrab.
Original video (click)
Video: Results in 2015 Source: Alexander Novikov Time: 0:51