Old man (Sinnoh)

Old man is a glitch pokemon in the FR/LG series.A way to obtain old man is to go to celedon mansion,get an eevee with a GBA action replay in using the 999 rare candy cheat,level eevee up to lv.100,then walk through a wall until you get to an unknown zone.Then, you shold be able to get eevee to lv.1,000.Then,it will evolve into Old Man.