Sheffield United have taken just one point from 24 available on their Premier League return and prop up the table. One of their defeats saw them ship eight goals to Newcastle United.
Yet despite all that, Manchester United will still fear a banana skin when they travel to Bramall Lane on Saturday night.
Following a far from satisfactory opening to the season, Erik ten Hag's side are liable to make heavy weather of even the simplest of assignments.
Who to play in midfield is the main dilemma for Ten Hag pre-match with Casemiro the latest addition to an injury list that never seems to go down.