Octopus Trading System Indicator MT4 And MT5 is a versatile tool designed for both MetaTrader 4 (MT4) and MetaTrader 5 (MT5) platforms . iT works with ALL currency pairs, making it suitable for traders across various markets. The system generates signals based on the interaction of three Exponential Moving Averages (EMA) and two custom indicators named Octopus 1 and Octopus 2.