Daphnia-feeding trout love green-and-black patterns, and this Orkney pattern is a great top-dropper pattern for any sinking-line work. 

Material list for the Incredible Hulk

Hook: Size 10 Kamasan B170

Silk: Yellow Uni-Thread, 8/0  

Tail: Black marabou

Underbody: Flat Mirage 

Overbody: Yellow “edge” sheet

Wing: Black marabou with three or four strands of yellow Krystal Hair over

Cheeks: Gold Turrall Fire-Fly

Head: Artifly green-dyed deer hair with a few tips over the wing