I've just opened my email and found something interesting: a Sluth Holiday Newsletter.
Here's the most interestng part:
"SKILL OF DUMB LUCK... YOU BE THE JUDGE!
Coming to a secret location near you... we've distributed some new rare prize drops around the broad expanse of Sleuthville. Challenge yourself to find these eye catching, uniquely colour-toned, in-game items. Be the first to display and say "that was SO easy".
Test Your Luck
I'm curious, has anyone found anything yet?