In a ChessBase news report on Friday, Matthias Wüllenweber described (and showed) the new functions of ChessBase 18. ChessBase 18 shows you how a player fares in different strategic situations, compared to the average. PricesChessBase 18 Mega Package: €349.90(includes Mega Database 2025, one year Mega update service, one year ChessBase Magazine, one year Premium ChessBase Account.) ChessBase Premium Package: €499.90 (includes Mega Database 2025, one year Mega update service, Corresponence Database 2024, one year ChessBase Magazine, one year Premium ChessBase Account, 1000 Ducats for ChessBase Account.) ChessBase 18 Update from CB 17 € 149.90Order in theChessBase Shop.