There is my Revell 1/32 Mig-21. Itīs finished with Tamiya acrilic paints and the dark green color is from Humbrol Enamels.
I prefer to donīt do a strong wash, then i only use some pastels to
simulate a little dirt and oil on surfaces.
I try to do the model like the picture below:

Finaly here is the model:



