Alexander Costello
San Diego
الأندية
Chess.com Legends Club
٢٬٥٤٣٬٥٩٦ عضو
Chess.com Verified Titled Players
١٠٬١٦٠ عضو
Olympic Esports Series - Trials
٨٬٧٦٥ عضو
PRO Chess League
٢١٬٠٣١ عضو
California Golden Bears Chess Club
١٬٠٨٨ عضو