Chelsea and Lyon were left to wait for qualification to the Champions League knockout stages on Wednesday after failing to claim the wins they needed to book their places in the last 16.
Frank Lampard's Chelsea were eight minutes away from sealing their spot at Valencia when Daniel Wass' overhit cross crashed in off the post to earn the La Liga side a deserved 2-2 draw from a pulsating encounter.
The point puts Valencia top of Group H, level on eight points with Chelsea and one ahead of Ajax, who are hosted by bottom side Lille later on Wednesday.
A win would have put Chelsea through regardless of how Ajax do in France and Christian Pulisic put themselves in a great position with a 50th-minute tap-in to put the Blues ahead.
However the hosts, who had taken the lead through Carlos Soler five minutes before the break only to see Mateo Kovavic level seconds later, put the Premier League outfit through the ringer in the second half and can consider themselves unlucky to not have taken all three points.
Albert Celades missed a host of good chances and watched in horror as Kepa Arrizabalaga pushed away Daniel Parejo's spot-kick 25 minutes from time.
That save could be crucial to...