It is a fact that will be gnawing away at Zlatan Ibrahimovic. For all the goals, medals and adulation, significant silverware remains absent from his glittering cabinet.
Despite an 18-year career, the physical phenomenon still does not own a European title.
Having no luck in the Champions League will be of specific angst but leading Manchester United to Stockholm on May 24 would at least fill a hole.
This is now a competition which matters more to Jose Mourinho and his No 9, with United desperate to brush Rostov aside and progress to the last eight on Thursday night.