Our hearts broken as we have lost our dear brother ezra “Pancho Billa” this morning. We are thankful and forever grateful for all the love and support during this .Pancho Billa, Dallas, Texas. likes talking about this. Viva Los Bills!! Buffalo Bills Football Superfan! PFUFA. There is NO Off season, .The Buffalo Bills community is in mourning after superfan Ezra Castro, also known as “Pancho Billa,”d of cancer on Tuesday at the age of , according to multiple news reports. Castro, a beloved figure for fans of the Bills, was best known for his passion for the football team .Ezra Castro, a Texas native whose lifetime passion for the Buffalo Bills led him to create a costumed superfan persona he called “Pancho Billa” .It is important to read that sentence exactly as written, because Castro is being eulogized throughout the football world as Pancho Billa, the .Bills super fan Ezra Castro, also known as Pancho Billa,d of cancer at age on Tuesday..Buffalo Bills fan Ezra Castro also known as Pancho Billa got to have a moment in the spotlight Friday when he was called on stage to announce the team s .