Maylene's Lucario (Japanese: スモモのルカリオSumomo's Lucario) is Maylene's main Pokémon. It is voiced by 阪口大助 Daisuke Sakaguchi in Japanese.
It was first seen in DP066 battling with Maylene in their training. Lucario used Aura Sphere to stop the battle of Electabuzz, Piplup and Pikachu. It is also seen battling Paul's Pokémon in a flashback.
Lucario was seen again in DP067 where it battled in Dawn's gym battle against Maylene. It defeated Dawn's Ambipom and Piplup.
It appeared once more in DP068 where it battled in Ash's gym battle against Maylene. It defeated Ash's Staravia and Chimchar, but was knocked out along with Ash's Buizel, resulting in a tie.
