the first guy u face is your rival
he will have a l5 Pokemon which is of a better type
of u choose chikorita he will have a cindaquill
if u choose cindaquill he will have a totodile
if u choose totodile he will have a chicorita
By trading one from gold/silver and cloning it Dani (the girl Pokemon trainer on Pokemon crystal version) By trading one from gold/silver and cloning it Dani (the girl Pokemon trainer on Pokemon crystal version)
you win
You get a diploma and a gold trainer card.
in gold there are lots of different types also the legendary pokemon moltres plus trainer blue
You challenge red trainer
I did lol Leader Jasmine did
he just trains with his trainer
You get another coloured trainer card. If it's gold, you get a black Trainer Card.
an easy way is to trade a bunch of your good Pokemon onto Pokemon heart gold but if you don't have a lot of good Pokemon on heart gold and you don't have another game then train a lot before you get there :)
ID numbers are based on the Trainers that first obtained them. So if, by chance, you know a Trainer with ID# 57413, there you go!
The strongest Pokemon trainer is definitely trainer Red from Pokemon Soul Silver/Heart Gold. All his pokemons are above level 80, way stronger than Steven from Emerald, and Blue from Pokemon Leaf Green/Fire Red. Amanzio from Pokemon White/Black wifi.
Any Pokemon 70+. RED'S Pokemon are Pikachu Blastoise Snorlax Lapras Charizard Venusaur