Ruben Dias could be about to give Josko Gvardiol what he wants at Man City

Ruben Dias is an imperious centre-back. But when you're usually faultless it becomes incredibly glaring when cracks begin to show.

Dias is incredibly important to Manchester City. His return from injury last season directly correlated with the start of the unbeaten run that secured the Premier League title over Arsenal. If not for Dias, the Blues likely would not have won the treble.

But past success does not guarantee future success and nor does it earn you an unquestioned spot in Pep Guardiola's side. Just ask Aymeric Laporte. Quality cannot be forgotten but form must be taken into account and Dias has been far off his lofty high standard in recent weeks.

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It was his reckless sliding tackle against Chelsea which ensured the match ended in a draw and he put City in a perilous position against RB Leipzig on Tuesday.

Dias picked up a stupid booking early in the half which meant he couldn't dive in to try and prevent the German side's second goal, putting them two ahead. The Portuguese was lucky not to be shown a second yellow later in the half and was then hooked at half-time to ensure he didn't.

"Mistakes, I have the feeling we were so anxious, the first yellow card from Ruben isn't necessary with the head and feet here," Guardiola said. "This action, what happen? If you dont win the duel, he controls the ball but you are there, have to avoid it. You have to get better. Today we were lucky."

It was Dias' worst performance in a blue shirt and with his performances trending downward it's worth asking if he should be dropped from the starting XI. A question Josko Gvardiol will certainly