Go to the end of the cave and go down the elevator.
Chat with our AI personalities
riley gives you an egg and it hatches into riolu it evolves into lucario with friendship you find riley on iron ball island.
you can find riley in iron island in the cave. when you go to the end of the cave go down the elevator and talk to riley by the elevator and he'll give you an egg to take care of.
If you mean Riolu, here's a tip: you can get an egg from Riley when you hit the Iron Island first time. When the egg hatches, you will get Riolu.
You have to have the HM Strength which you can find on Iron Island with Riley.
riolu