Riolu is a Fighting-type Baby Pokémon from the Sinnoh region. It evolves into Lucario when fed 50 candies.
It uses waves called auras to communicate with others of its kind. It doesn't make any noise during this time, so its enemies can't detect it.
- Riolu's cry
Riolu is part of a two-member family.
- Riolu is the first Pokémon that intentionally can be hatched from two different kinds of eggs besides of event hatches.
- Riolu page, on the official Pokédex website
- Riolu article, on the Pokémon Wiki