Andrey Rublev practised with Nadal at the ATP Finals in Turin and they had some friendly banter during the session.
It is widely known that Rublev idolizes Nadal and has called him his favourite player for a long time. The passion with which Nadal plays tennis is certainly visible in Rublev who is one of the most emotional players on the Tour.
They recently practised in Turin together with Rublev teasing Nadal about Russia's wins over Spain in recent sporting events. Russia beat Spain in the 2018 world cup and as well as the Davis Cup last year:
“Lost both Davis and football to Russia"