Yes I want Riolu to evolve cause a really need a female Riolu to trade and stuff so I need eggs
No! YOu have to be friend'y with it and lvl it up during the day! YOu can raise a Pokemon's friendship by: Walking 256 steps +1 Massage (Veilstone City)DPPt +3 Haircut brothersHGSS +1/+3/+5/+10 +1/+3/+5/+10 +1/+2/+4 Using vitamins +5 +3 +2 Level up +5/+6 +3/+4 +2/+3 Using EV Berries† +10 +5 +2 And lower your Pokemon's friendship by:Fainting -1 Using EnergyPowder -5 -5 -10 Using Heal Powder -5 -5 -10 Using Energy Root -10 -10 -15 Using Revival Herb -15 -15 -20 Trading Reset to base happiness.
*Bulbapedia