The Germany international put in another error-strewn performance against Everton, leading a former frontman to suggest an alternative is required
Arsenal have been urged to snap up another centre-half this summer, with former Gunners striker Kevin Campbell claiming Shkodran Mustafi is no longer fit for purpose.
The Germany international defender has been on the books at Emirates Stadium since 2016.
He has made over 100 appearances and been a regular under Arsene Wenger and Unai Emery.
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Questions have, however, been asked of his contribution throughout his three-year spell in north London.