Pokemon Legends: Arceus - How To Get Riolu

gamerant.com:

Need a strong Fighting-type? Lucario is a great option, being one of the best Fighting-types in Pokemon Legends: Arceus. To add it to their team, players can either catch it in the wild or catch a Riolu and evolve it. Unfortunately, both of these Pokemon are locked to pretty late in the game.

Pokemon Legends: Arceus — How to Catch Alpha Pokemon (Easy Method)

However, once players unlock the Alabaster Icelands, it's very easy to find and catch either Riolu or Lucario. Here are all the details on where to find them, as well as how to evolve Riolu.

Finding Riolu in Hisui isn't too hard. Once the Alabaster Icelands are open for survey, head to one of these two places:

Riolu can be found in any weather at any time of day in both of these locations. Additionally, Riolu can appear at the Icebound Falls as an alpha Pokemon or during a mass outbreak event. Anyone who wants to skip the evolution step can also find Lucario in these same locations!

Players wondering how to evolve a Riolu in Pokemon Legends: Arceus should embrace the power of friendship. This is because Riolu evolves when its friendship with its Trainer is high. It needs to reach a rating of 220, then Riolu will become capable of evolving.

Friendship can be leveled up in a few ways:

Luckily, checking friendship levels with a Pokemon in this game is fairly straightforward, but players will need to finish a short quest titled «Measuring Your Compatibility» first. After quelling Kleavor's frenzy, speak with Belamy near the Pastures in Jubilife Village. He'll ask to see a strong bond between Trainer and Pokemon. After showing him one, he'll evaluate the player's friendship with any Pokemon whenever asked.

Riolu will be close to evolving or ready to evolve once Belamy says