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Rio Ferdinand thinks it is a matter of time before Manchester United start "blowing teams away" again.
United are challenging rivals Manchester City for top spot in the Premier League but have hardly been spectacular in their rise to the league's summit.
But uninspiring performances coupled with results has left Ferdinand optimistic about what United can achieve - because they have not reached their full potential.
Ferdinand has cited the clash with Arsenal as the potential season-turner, as he wants to see United start giving teams the 'fear factor' once again.
Writing in his Sun on Sunday column, he said: "If you can get to the top of the league and then start blowing a couple of teams away, it can quickly get the fear factor back.