From Bulbapedia, the community-driven Pokémon encyclopedia.
* Every [[player character]] in all of the Generation IV games has a [[Wii]] in [[player's house|their room]], referencing its status as the current Nintendo console during the generation.
* Generation IV is the only generation in which:
** All three [[starter Pokémon]] are able to learn [[Stealth Rock]].
** All of its games were released in the spring in North America, and in the fall in Japan.