If you can't recruit it in a stage you may need the use of the recruit point here you can use P to recruit Pokemon you have seen in the stages but can't befriend this doesn't include bosses so Pokemon like butterfree for example can be obtained this way, sometimes you may need a password passwords im not sure how there gotten but when you have one use it at the recruit point to get special Pokemon hopefully lucario is one.
Yes if you get rid of 5 riolu you get a lucario ticket.
Currently, there isn't one.
You can get a Lucario at the Windy Praire on another Rank S. To find where other kinds of Pokemon are go to http://www.serebii.net/melee/Pokemon.shtml
Windy Prarie Another mode Rank S
You can't. You can only unlock Pikachu, Lucario, Jiggilypuf, & Pokemon Trainer.
Yes. He is one of the four representatives of the Pokemon series. However, you do have to unlock him.
release a Blastoise, Gyarados, Dragonite, Empoleon, and Garchomp and a Dragonite, Bastiodon, Lucario, Garchomp, and Magnezone for dialga
You can get riolu by releasing 5 lucario's at the release point you will get a riolu ticket use it at the recruit point to get riolu.
You unlock lucario by completing level 5 on the target smash then lucario appears
If you are telling to unlock lucario in super smash bros brawl then, finish target test and if you want to unlock lucario in ssf2 then.... you cannot unlock him
After you get the Rumble Badge from Korrina, you'll have to go to the Tower of Mastery near Shalour City and she will give you a Lucario holding the Lucarionite.
Lucario isn't in Sapphire,Sapphire is a Hoenn pokemon,Lucario is a sinnoh pokemon.