Korrina's Lucario debuted in ''[[XY030|Mega Revelations!]]'' as her [[walking Pokémon]]. The duo obtained a [[Lucarionite]] in the [[XY031|following episode]], allowing it to [[Mega Evolution|Mega Evolve]]. Korrina later used Lucario in her Gym battle against Ash and helped in the battle to stop the [[Giant Rock]]. It previously evolved from a Riolu.
[[File:Korrina Mega Lucario.png|thumb|250px|Mega Lucario in the anime]]