Based on the name, this appears to be a reference to the , a stylized "cartoon monster" version of Casey Jones from the Teenage Mutant Ninja Turtles universe, originally based on a Kevin Eastman sketch.
Detailed builds and upgrade sets, such as the Qu'nos One upgrades, are discussed on Britmodeller , highlighting custom electronics and photoetch (PE) parts. Nature Scientific Reports Polar-Lights Casey Set 109
The model is designed with customization in mind. The modular fuselage can be separated after building, allowing painters to access the interior electronics cavities if they wish to install LED lighting kits (sold separately). Polar Lights "Casey" model kit Based on the
Highlight that while many Polar Lights kits are marketed as , they often require minor trimming or a touch of cement for a "pro" finish. This makes them perfect for builders who want a quick win without sacrificing look. 2. Lighting & Electronics The modular fuselage can be separated after building,
It looks like you’re referencing a draft or working title: .
The is generally believed to be a 1/87 scale (HO scale) accessory kit or a small locomotive/train car set produced by Polar-Lights (a short-lived European brand, not the US one). It likely includes: