You asked very good question.
I can say that it is not easy.
I think this
Nina's section is related to this sublect.
Of course it may be good to have some simple indicator which is telling me when (which time exactly) I can get 100 pips guaranteed once a week/month for example. But I think it is difficult.
As to my opinion so it should be trading system with several indicators. Besides the classical (standard) indicators may do it as well for H4 or D1 timeframes.
P.S. Please don't create many threads with the same subject.