Croshka Siberians have new rare Siberian Cat colors being bred and coming available in 2020.  The “Bi-Metallic” or “Bimetal” describes the gold tabby and silver tabby visual effect, while “Sunshine” is the genetic name. In the Siberian Cat breed, the proper name for Bimetal is “Sunshine Silver”.  While not recognized in United States cat registries yet the color is usually registered as a black silver mctabby.