A Ugandan supporter of Arsenal Football Club has formally notified the club of his intention to initiate legal action, accusing it of professional negligence, tactical incompetence and causing emotional distress.

In a “Notice of Intent to Sue” dated April 11 and addressed to Arsenal’s headquarters at Highbury House in London, Eric Kyama said the club’s recent performance against AFC Bournemouth amounted to a “fundamental breach of the implied contract between the club and its global fanbase”.

The letter, which Kyama shared on social media platform X and copied to several international media organisations, outlined a series of allegations against the club, its players and manager Mikel Arteta.

Kyama accused the players of professional negligence, alleging they displayed “a complete lack of industry” and failed to show urgency or commitment on the pitch. He also criticised Arteta, claiming the manager lacked the tactical ability required to lead the club, describing the team’s performance as “disjointed” and “directionless”.

The supporter further argued that Arsenal’s performance had caused emotional and financial distress, stating that fans invest significant time, money and emotional energy into supporting the club.

Kyama also alleged misrepresentation of brand values, saying the club’s promotion of ideals such as excellence and “Victory Through Harmony” was contradicted by what he described as a lack of fighting spirit in the match.

He warned that unless the club provides a formal explanation and outlines steps to restore competitive standards, he would pursue legal action seeking damages for the psychological impact and loss of confidence in the club.

“Expect further communication from my legal representatives,” the letter concluded.

The notice has since circulated widely online, drawing reactions ranging from amusement to scepticism among fans and sports commentators. While supporter frustration following poor performances is common, legal action framed around an implied contractual relationship between a club and its fans is rare and may face significant legal challenges.

Arsenal has yet to issue a public response.