A wish for a generic bait imitation was what made Kasper Mühlbach develop a fly, which he originally dubbed the Epoxy Triumph; A small epoxied baitfish imitation along the lines of the American tradition.
This fly was since modified a bit, and is now the Epoxy Miracle.
A fly tied for sea trout in the Baltic area. It proved to be efficient in other places too. Translucent and yet colored. Tie it in olive, rusty or tan and you can imitate any camouflaged mysis—and it will stand out from the crowd. Can be tied by seniors too...