From current litters that I have breed this will give you a idea of what I may get in my litters.
Lines
Line 1 Black Roan in Dumbo
also producing Top Ear, Black Self.
Line 2 Silver Fawn in smooth in top ear. (Please note these are red eye rats)
also produces Agouti and Rex some Dumbo.
Line 3Capped in Black and Agouti in Top ear
May produce Variegated (Working on)