 The Nike Mercurial Vapor IX CR7 Galaxy Edition was unveiled on 21 October 2013 featuring a galaxy theme as a part of the CR7 line.At a Nike Innovation Summit event in Madrid on 25 April 2014, Nike announced the next generation of Mercurial football boots; the Nike Mercurial Superfly IV.Launched on-stage with Cristiano Ronaldo, the Superfly IV marked the return of the "Superfly" name in football after a two-generation absence.