Alexander Costello
San Diego
الأندية
Chess.com Legends Club
٢٬٤٩٢٬٤٤٣ عضو
Chess.com Verified Titled Players
١٠٬٠٩٢ عضو
Olympic Esports Series - Trials
٨٬٧٨٣ عضو
PRO Chess League
٢١٬٠٠٢ عضو
California Golden Bears Chess Club
١٬٠٨٧ عضو