use a thunderstone on it
you can't evolve pikachu in the game but if you trade a pikachu from red or blue you can evolve it with a thunder stone but if you try to evolve the pikachu you get at the begging of yellow it just upsets pikachu
pikachu can evolve into raichu.eevee can evolve into jolteon.
Pikachu do not evolve by level. They evolve when a thunderstone is used on them.
In Red and Blue, you would use a thunder stone on him, but Pokemon Yellow is based on the anime, where Pikachu refuses to evolve, so that's why it doesn't work.
Pikachu evolves into Raichu. To evolve it, you have to use a Thunderstone on it.
You can get a Raichu when you evolve Pikachu. You have to expose Pikachu to a Thunderstone to evolve it.
You cannot evolve Pikachu in Pokemon Yellow, unless you trade it to a red or blue version, and give it a thunderstone there. Once you get it back it will not follow you.
Pikachu turns into Raichu.
Pikachu evolves into Raichu with a ThunderStone.
It doesn't evolve you have to use a thunderstone, but in Pokemon yellow you can't do that to your pikachu unless you get another one from Red or Blue.
There is No Specific Level Pikachu Needs a Thunderstone to evolve
Pikachu can evolve into a Raichu.