New Pokémon games are always exciting when playing them for the first time, especially for avid fans of the franchise. A new generation of Pokémon means a brand new region to explore, new Gyms to challenge, new bad guys to thwart and ultimately, new Pokémon to catch. With a lot of Pokémon games however, once the main story is done and dusted, there is little to get players to come back to the game.
Source：https://www.cbr.com/replayable-pokemon-games/
