New Home Mega Database 2025 CM10271 €229.90 The leading chess database with over 11 million games from 1475 to 2024. With over 120,000 annotated games, Mega 2024 contains the world's largest collection of high-quality, analyzed games. Train like a pro! Get ready to take on your opponents with ChessBase and the Mega Database 2025. Let GMs show you how to best play your favorite variations, improve... Add to cart