I recently decided there was a few weapon skins I wanted from old world drop boxes. Some of them require 30 minutes of work to get one box, and I can't seem to find Blue keys anymore. None are on the market and of course the HMS only offers Silverfrost+ keys. Green and Red keys are on the Dragon Express, but I've only seen Blue keys so far as possible RNG awards. Problem is, an RNG box with an RNG key is just ridiculous for old content. I've literally run 25 or so, old dailies to see if I could