Think its worth a crack. I've never tried it, but seems incredible value when you add in the free delivery as well.
Inside this mystery box you will find:
1kg x Mystery Undercover Roasters blend
250g x Single Origin
1 x 200g Grounded Pleasures flavoured chocolate
If you don't want to play roulette, the code works on everything, but these items add up to $70 before discount, so a $20 saving. Plus, I love to gamble.