**** all that. Bulbasaur all the way. Annihilates Brock and Misty. By the time you get to Surge you have a Geodude, Onix, or Sandshrew, and by the time you get to Erika you should have a Kadabra*, Growlithe, or Vulpix. Some of us don't have the time to level up a Charmeleon in the Viridian Forest.
*remember, every Grass pokemon in Gen.1 is also poison element except Tangela