Question: what is the best starter pokemon in gen 5?
Answer: 1 Worst: Chikorita (Gen II) Chikorita may not be as aggressively bad as Oshawott, but the poor thing just does not get through Johto in one piece.
2 Best: Treecko (Gen III) ... 
3 Worst: Oshawott (Gen V) ... 
4 Best: Tepig (Gen V) ... 
5 Worst: Snivy (Gen V) ... 
6 Best: Froakie (Gen VI) ... 
7 Worst: Chespin (Gen VI) ... 
8 Best: Chimchar (Gen IV) ...