You can catch Pikachu in Viridian Forest and at the Power Plant.
The power plant.
You can't get pikachu in Pokemon colosseum you can see it but that's all, if you want pikachu you would have to trade one from firered, leafgreen, ruby, sapphire or emerald.
Pikachu can be found in viridian forest (very rare) or in the power plant.
Evee, Pikachu.
You have to beed pikachu. That is the only way.
They are found in Viridian Forest, but are rare.
you have to ivolve a pikachu with a thunder/lighting stone. you have to ivolve a pikachu with a thunder/lighting stone.
In Pokemon FireRed and LeafGreen, Pikachu learns Thunder at level 41. It can be sooner when given the TM Thunder.
Elekid is at the Power plant.(where u catch pikachu).
Use Pikachu. (S)hes the best:)
You can catch it in Viradian Forest at about level 4 or lower.
Pikachu, Weedle, Caterpie, and Metapod. Hope this helped :D