Near the entrance to Route 4, PKMN Breeder Irene will challange you. After you beat her, if you exit Route 4 and then come back, she will challange you again. I found you can fight her endless amounts of times. I also noticed that she says "Having lots of battles is the best way to train a Pokemon quickly." At the end of the battle she says ' Your traing method is great! I am going to copy it.", 'Is this a glitch or just part of the game?