How To Get Riolu in Pokemon GO - TechStory

During the three-hour Hatch Day event, the chances of hatching Riolu from 2 km Eggs will be significantly increased. Additionally, Riolu hatched from Eggs during the event will have an increased chance of being Shiny.

Riolu is the first star of a new Pokémon GO event—Hatch Day! : r/TheSilphRoad

How to evolve Riolu into Lucario in Pokémon GO - Pro Game Guides

How to Find (& Catch) Lucario in Pokémon GO

how to get riolu in pokemon go, Best way to get shiny riolu in pokemon go

Riolu is the first star of a new Pokémon GO event—Hatch Day! : r/TheSilphRoad

How to get shiny lucario & shiny riolu, best way to get riolu in pokemon go

I wasted candies evolving my 2 star Riolu back in February thinking I'd never get another, just hatched this beaut. : r/pokemongo

Riolu - Pokemon Go

Riolu Hatch Day Event Guide

Riolu Hatch Day - Leek Duck Pokémon GO News and Resources

How to evolve Riolu into Lucario in Pokémon GO - Pro Game Guides

Post your Riolu / Lucario - Pokémon Go General Chat - GO Hub Forum

25 candies for an extra charged attack on Riolu? Is this a bug or a feature? : r/pokemongo