List of generation IV Pokémon

The fourth generation (generation IV) of the Pokémon franchise features 107 fictional species of creatures introduced to the core video game series in the 2006 Nintendo DS games Pokémon Diamond and Pearl. Some Pokémon in this generation were introduced in games and animated adaptations of the franchise before Diamond and Pearl, such as Bonsly, Mime Jr., and Munchlax, which were recurring characters in the Pokémon anime series in 2005 and 2006.

Source: Wikipedia — List of generation IV Pokémon (CC BY-SA 4.0)