It doesn't really matter. lets say you pick snivy.. later in the game someone gives you panpour (water type) and then you can catch a fire type.. like i did. i chose snivy, got panpour from someone, and then i caught a fire type and many others..
tepig Mudkip... Just so I can go around and say "So I heard you like Mudkips..."
All of the starter Pokemon are the best
Tepig
the best starter deck are squirtle sindoquil and turtwig
piplup
piplup is the best starter pokermon piplup is the best starter pokermon --------------------------- I chosed Turtwig grass type
Turtwig.
Treecko is a starter Pokemon in the hoenn region. In fact, the best starters of all time! If you get one, I strongly recommend that you stop it from evolving.
the best Pokemon region is hoenn { ruby,Sapphire,emerald }
Chimchar
mudkip
the best Pokemon to pick at the start is PIPLUP or CHIMCHAR