Why do the pieces change from location to location in Match-3 mode? December 22, 2022 16:23 Each time Sherlock starts an investigation in a new location, one of the pieces changes to a thematic one. Related articles What kind of mechanics are there in Match-3 mode? What’s the best way to complete Match-3 levels? What do I have to do in Match-3 mode? What is a location’s rank? How many times can I assemble a Collection?