Add own rarities for:

Track Fleets & Super Rigs(Trailer Trucks)

Mattel Brick Shop(Lego)

Hot Wheels XL

Let's Race: Activate

Hot Wheels RC

Color Shifters

5-packs

Multi-packs

Mystery Models

Pull-back Speeders

Special Cards(e.g. Sonic x Hot Wheels, Super Mario Galaxy Movie, Superstar Speeders, Halloween, etc.)

Instead of categorizing them all as mainline. It just makes harder to scroll seeing unwanted non-mainline basic cars.