To proceed to the next hub, the character must complete five worlds, gather a certain number of eggs, and defeat a boss. The worlds of Spyro are linked together by 'homeworlds' or 'hubs', large worlds which contain gateways to many other levels. These eggs are hidden, or are given as rewards for completing certain tasks and levels. The main objective of the game is to collect special dragon eggs which are scattered across 37 worlds. Year of the Dragon is set primarily in the third-person its gameplay makes few deviations from that of its predecessors.