[quote=@Renval]
The only requirement for the first Pokémon is that it is a starter – it may be any starter from any region. As you can see in my profile, my character is starting with Oshawott.
[/quote]

[@Vongola_Hasayo]

Unless Renval intends to take Pokemon Yellow into consideration, which has Pikachu as a starter. Otherwise, I'm not sure myself.