No one personifies Arsenal's endless cycle of existential dread quite like Granit Xhaka.
There he was on Sunday night, spreading his unique brand of fear and confusion among his people, this time with a needless flash of temper and a red card which proved the catalyst for a fourth successive home defeat in the Premier League.
Those in attendance at the Emirates Stadium vented their anger in his general direction and wondered how Xhaka was still there, let alone how he had managed to restore himself as a fixture in central midfield.
Granit Xhaka cost Arsenal once again on Sunday against Burnley with a moment of madness
The 28-year-old has played more games than any other outfield player this season.