Let's see what happens if we use the most popular indicators : MACD, Stochastic Oscillator, Relative Strenght Index and Bollinger Bands, with standard settings, in the same expert advisor.
Buy, when price over the BBands period, RSI between 30 and 70, Main stochastic over Signal Stochastic and MACD over 0.
Sell, when price under the BBands period, RSI between 30 and 70, Main stochastic under Signal Stochastic and MACD under 0.
EU H4 SL90 TP90. Since january 2008.
Total net profit : 70.47%
MDD : 10.93%