you get it from Riley from iron island ,from Jesse and Ryan Termaat
it is on iron island you get it in an egg you can get to iron island by a boat in canalave city
You get a Riolu egg after helping Riley at Iron Island
riolu
You can only get riolu from riley in iron island=egg
you get a egg of it from rhiley at iron island
riolu
After you help this one guy through iron island, he will give you an egg. This egg is riolu
An egg, witch contains a Riley. It will evolve to a Lucario
In iron island you get riolu then it evloves into lucario
you can get a riolu egg in iron island. you sail there from canalave city. you go through iron island and find a guy named Riley. if you have a open space in your party he should give you a riolu egg. hope this helps
you can breed a lucario with a ditto or go to iron island and get a egg from riley
You have to hatch it from the egg you received from Riley at Iron Mountain/Iron Island