Mikel Arteta has insisted there is more to his Arsenal side than set-pieces, as two more goals from corners proved the difference in Wednesday's 2-0 win over Manchester United.Jurrien Timber headed home Bukayo Saka's ball to break the deadlock nine minutes after the interval and William Saliba bundled over the line after Thomas Partey nodded another corner across a crowded six-yard box.

Mikel Arteta has said Ruben Amorim has already put his "fingerprints" on Manchester United but warned of the unpredictability of management as he tries to restore the club to former glories.

Arsenal manager Mikel Arteta has warned Manchester United counterpart Ruben Amorim of the "unpredictable" nature of life at the helm of one of England's top clubs as the pair prepare to do battle on Wednesday.