Not at all. In fact, you don't even have to battle any of them (as often seen in speed runs).
Go above sunyshore and battle trainers and use waterfall get through victory road and poof!your there. if you want a guide ask the question wheres a guide to get through victory road.
You battle all of the trainers inside the building. Try to get to the top.
If you want to battle Palmer,you need to battle 21 trainers If you want to beat Thorton,you need to battle also,21 trainers If you want to battle Dahilia,battle 21 trainers(also!) If you want to battle Darach ad Lady Caithlin,battle 21 trainers But if you want to battle the battle hall brain,(do not know the name) you will need to battle 51 Pokemon (not trainers)each trainer has 1 Pokemon. Hope I helped!
No but you need to have alot of hyper potions and max repel because you have to battle wild pokemons and trainers.
Go north of Sunny Shore City and there will be a lake that you will have to surf and battle some trainers and when you pass all that victory road will be there then when you go through victory road you will have to go up that waterfall and then you be at the Pokemon league.
For regular trainers use the VS Seeker. You cannot re-battle the gym leaders though. You can battle Cheren in Victory Road and Bianca in Juniper's Lab.
battle trainers or catch the Pokemon
battle all of the things needed to battle and u gots it!!
You find them all and then battle them.
Run in grass, or encounter trainers.
pokemon place after pokemon legal
There are 69 trainers you can battle in Pokemon Sapphire. This also includes the Gym Leaders and the Elite Four.