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JAMIE REDKNAPP: From ludicrous Luiz to dazzling David, the Brazilian is anything but boring!

You never know what you’re going to get from David Luiz, do you?

Genius or madness. A masterclass or a disasterclass. A nine out of 10 performance or one which makes you curse your club for signing him.

Like him or loathe him — and I like him — Luiz is never boring to watch.

David Luiz earned plaudits for a superb performances against Manchester City on Saturday

The Brazilian has reversed his form from the opening game of lockdown when he was sent off

The Brazilian has reversed his form from the opening game of lockdown when he was sent off

He’s a box-office footballer and when he is having a good day, you’d be hard pressed finding a better defender. Without him on Saturday, Arsenal would not have kept a clean sheet against Manchester City and made it to the FA Cup final.

Kudos to Mikel Arteta, because I credit his choice of system with bringing the best out of Luiz.

It plays to the Brazilian’s strengths, just as it did when Antonio Conte’s Chelsea won the Premier League title using 3-4-3 in 2016-17.

Luiz is given protection by the players on either side. He isn’t tied down to marking a single striker. He has the freedom to act as a sweeper, sending piercing passes forward.

Mikel Arteta's faith in the charismatic defender paid off, helping Arsenal to the FA Cup final

Mikel Arteta’s faith in the charismatic defender paid off, helping…