The Finalmouse Starlight-12 was a landmark achievement in mouse engineering when it launched in 2021, using a magnesium alloy shell to hit 42 grams - a weight that seemed physically impossible for a wireless mouse at the time. Its limited-release model created a secondary market frenzy, with units regularly reselling for $300 to $500 or more. The Starlight-12 proved that exotic materials could deliver structural rigidity at extreme low weights, a concept that influenced every major manufacturer's R&D direction. Despite its age, it still sees use among professional players who fell in love with its unique feel and premium build quality. The honeycomb-free design was a deliberate statement that you could go ultralight without Swiss-cheesing the shell. It remains one of the most collectible gaming peripherals ever produced, with sealed units commanding premium prices years after release.