Found an intersting System but the Trader doesnt tell what he is using.. he seems to use just 3 Simple MA's.. I figured out 2 MAs (I think) but cant find out the last one.

Maybe someone more knowledgable than I can figure it out!

Purple MA => 100 Expo
Gray MA => 10 Expo
Yellow MA => ?

His chart EUR/NZD 4Hour TF
My Chart EUR/NZD 4Hour TF
the Template I have made (so far)
Edit: If someone is interested.. the Trader is on forexfactory called "TheWolf"