LONDON, ENGLAND – JANUARY 24: Diego Costa of Chelsea scores the opening goal during the Barclays Premier League match between Arsenal and Chelsea at Emirates Stadium on January 24, 2016 in London, England. (Photo by Clive Mason/Getty Images)

WATCH: Diego Costa makes Arsenal pay for Red Card

Diego Costa has been a thorn in the side of London-rival Arsenal ever since arriving at Chelsea. He did it again on Sunday, following up a masterful run that earned a foul and a red card against Per Mertesacker with the strike that pulled Chelsea ahead.

Some may question the red card, but it appeared Costa was in on the goal. No matter, because an extra man would’ve done little to stave off a brilliant cross, run and flick as Costa netted his eighth goal for the Blues in English Premier League action.

Costa was the target of a cross from the left that was blocked and eventually switched. That’s where the magic happened, as not one, but two Arsenal defenders let Costa loose inside the six-yard box and this is what resulted:

About Andrew Coppens

Andy is a contributor to The Comeback as well as Publisher of Big Ten site talking10. He also is a member of the FWAA and has been covering college sports since 2011. Andy is an avid soccer fan and runs the Celtic FC site The Celtic Bhoys. If he's not writing about sports, you can find him enjoying them in front of the TV with a good beer!