Iker Casillas
Four players in football history penned a lifetime deal, but only one is still on course to fulfil it.
The former Arsenal, Barcelona and Chelsea midfielder played with quite an array of talent.
Peter Schmeichel, Petr Cech and Gianluigi Buffon feature in our list.
Lionel Messi appeared to be on the receiving end of a dig from Iker Casillas after his Best FIFA Men's Player award win.