User blog comment:Sim533/Game Update August 20/@comment-25323470-20140821075610/@comment-2233791-20140821172009

Each minifigure has 3 parts. The body, the legs and the head. You can collect certain parts of a certain minifigure in a certain world. If you collect the 3 parts of a minifigure, you can assemble it. It's another way to collect minifigures.