I used to do it with every Pokemon game I played. Swampert had ridiculously good type coverage if you set him up with Surf, Earthquake, and Ice Beam.
They finally nerfed the starters with Diamond, so that was the first game where I made a more balanced team, and it was probably more enjoyable in the long run. While we're on that subject, Gengar with Hypnosis, Dream Eater, Sludge Bomb, and Shadow Ball = Mega Pwnage. I WUVZ GENGAR