Metronome HistoryMaker is a Synthetic HistoricalFinancial Time Series Generator. It is a powerful toolfor stress-testing mechanical trading systems. Itunderstands real-world market data characteristics andsynthesises limitless quantities of time series datathat are almost indistinguishable from the real thing.Applying these data to a trading system will provide adestruction test that will uncover its weaknesses -before it is traded with real capital.