Below are all the sprites of #447 Riolu used throughout the Pokémon games. You can click any sprite for a handy way to add it to your website or forum signature.
Note: linking directly to our images (aka hotlinking) uses bandwidth and costs us money. If you use the images here please use the code provided, as this supports us by linking back to PokemonDb. Alternatively, you can save the images and upload to your own hosting. Thanks.
A brief look at how Riolu sprites have changed over the years.