This addon adds a new profession of the inhabitants of cartographers. Getting access to new deals, you will be able to purchase four new maps researcher. Map Explorer can be used to identify the various generated structures in Minecraft such as mines, dungeons and temples. Cartographer - a villager that sells maps of the area. This is already an existing feature of Minecraft, but with this addition it will be able to sell you four additional cards of the researcher. You're gonna have to trade a bit to unlock all his trades.