u cannot catch riolu but u get it as an egg when u go to iron island.
first u go to the right get through the tunnel then go to the left where a blue guy will be make sure u have 1 empty slot and he will follow u.
then u defeat team galactic guys and he will ask u to take an egg u say yes and when it hatches you will have riolu at level one though
Riolu is a Fighting type pokemon.
The mysterious egg is an item in Pokemon Pearl version. It will hatch into either a Happiny or a Riolu.
riolu
The Pokemon is Riolu, types fighting and steel and prevolved form of Lucario.
in Pokemon diamond pearl and platinum their is a boat in canalave city that will take you to a place called iron island go through and a trainer will give you a Pokemon egg that hatches into riolu
Riolu is a Fighting type pokemon.
Riolu
Riolu is 4 generation Pokemon. You can get egg only in Pokemon Diamond and Pearl
happiny and riolu
happiness and daylight
The mysterious egg is an item in Pokemon Pearl version. It will hatch into either a Happiny or a Riolu.
A shiny Riolu is like any other shiny Pokemon in the game, for every Pokemon that you encounter, there is a 1 in 8192 chance that it will be shiny.
you can't- you have to catch pikachu and evolve him
lucario evolves at level 26
How you say? You search it or Google it.
riolu
he gives you an egg it hatches into a riolu which evolves into a lucario