All items are gifts from the Madpea Christmas Adventure Calendar 2019, also called „Murder On The MadPea Express (HUD available at the Main Store).
In this adventure you’re supposed to figure out who killed Elizabeth Hunter. Every day you receive a slurl to a random location of one of the collaborators. There you have to look for a wooden block. Every block contains a gift from the store and a clue to solve the case in the end.