Arsenal "need characters" like Jerome Boateng, according to Kevin Campbell, who says the Bayern Munich star could help Gabriel and William Saliba fulfil their potential.
Boateng has enjoyed a stellar career spanning 14 years, with spells taken in at Hertha, Hamburg and Manchester City before his €14 million (£13m/$17m) move to Allianz Arena in 2011.
The ex-Germany international has nailed down a reputation as one of the top defenders in Europe since joining Bayern, winning eight Bundesliga titles and two Champions League crowns.
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He also became a World Cup winner in 2014, and despite being exiled from international football by Die Mannschaft boss Joachim Low last year, he remains a regular in Hansi Flick's set-up at club level.