Mr Green is an international online gambling company founded in 2007. Its product offering includes sports betting and online casino. In January 2024, Mr Green was acquired by William Hill for 242m. In July 2024, William Hill was subsequently acquired by 888 Holdings for 2.2 billion.

La Liga allege that PSG have received subsidies from the Gulf state which have allowed the club to sign top players and coaches, distorting national and European Union markets.

La Liga is the top professional football division of the Spanish football league system. PSG is not included in La Liga because it is a French club and competes in Ligue 1, which is the top division of the French football league system.