Just a thought, though I’m not sure this is being worked on any more: why not take a page from GMK Panels and offer a single base set with the wild color blocking.
The appeal (IMO) is the blend of colors, and having to order a bunch of kits to supplement a rather meh base is going to drive up the price and make it hard to justify.
As others have put it: streamline
One single, funky, neon, jumbled base set and I’m in