Kanto: Pikachu, Bulbasaur, Squirtle, Charizard, Butterfree, Pidgeotto, Kingler, Taurus, Muk
That was his Kanto Poke's, apparently. If you excluded Bulbasaur, Pidgeotto and Squirtle, you'd be... fine-ish.
x Could have Muk as a Toxic Wall.
x Taurus as a Speed-sweeper if you pulled it off right...