Of course he’s a legend. He not only won a World Cup while with us, he was a vital/integral/key part (not a non-playing squad member) of the Argentinian team that finally secured Messi’s football immortality. Until he wins another one - BHA are an incredible part of his career too.
Brighton will be airbrushed out of the AliMac story. The ‘establishment’ football world and the overwhelming majority of its followers expects us to be the next Southampton.