ARSENAL fans moaned on social media after a Leicester star escaped a yellow card for kicking the ball away.
The Gunners have twice had players shown second yellow cards for the same offence this season.
Declan Rice was sent off against Brighton, before Leandro Trossard was handed his marching orders for time-wasting vs Manchester City last weekend.
During the first-half of today's clash with the Foxes, several Gooners online felt that Wilfred Ndidi should have been red carded.
In the 31st minute, the Nigerian was shown a yellow for an alleged foul on Riccardo Calafiori, despite seeming to get the ball.
Just a few minutes later, Ndidi was in the thick of the action again.
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His team-mate Stephy Mavididi was penalised for fouling Bukayo Saka by the touchline.
With the ball lying stationary and Saka down in a heap, Ndidi prodded it a few yards over the touchline.
Arsenal fans in the stadium appeared to notice, with boos ringing down from the stands.
Plenty of others also took to social media to vent.
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One cried: "Consistency please."
While a second moaned: "How dare we ask for consistency."
A third claimed: "Double standard."
Although another countered: "That's not delaying the play as the lad is down injured. Why does this need explaining again."
The Gunners led 1-0 at the time, courtesy of Gabriel Martinelli's 20th minute opener.
Trossard, having served his one-match ban in mid-week, then doubled his side's advantage on the stroke of half-time.
Leicester came roaring back in the second-half, with James Justin's brilliant double restoring parity.
But having been on the end of a stoppage-time heartbreaker last weekend, Arsenal produced one of their own this time around.
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Ndidi unfortunately deflected Trossard's effort into his own net in the 94th minute, with Kai Havertz then adding a fourth to .
Their victory saw Mikel Arteta's side take advantage of Manchester City's slip up earlier in the day, after the reigning champions drew 1-1 at Newcastle.