ZigZag step market - expert for MetaTrader 5 The Expert Advisor works on a custom ZigZag Color indicator (this indicator is supplied with the terminal, the path to it is: MQL5 \ Indicators \ Examples \ ZigzagColor.mq5). Working on the current leg of indicator: if the knee directed downward - means every Step (or nearly every Step) SELL open position when the knee is directed upwards - is trying to open BUY position approximately ...