Alexander Costello
San Diego
الأندية
Chess.com Legends Club
٢٬٦٤٧٬١٧٩ عضو
Chess.com Verified Titled Players
١٠٬٢٧٩ عضو
Olympic Esports Series - Trials
٨٬٧٤٧ عضو
PRO Chess League
٢١٬٠٦٣ عضو
California Golden Bears Chess Club
١٬٠٨٨ عضو