You have to beat the game once and then your pokedex will be upgraded.
You need to get 100 pokemon then go and talk to professor Birch and he will upgrade your pokedex.
On Pokemon black n white you have to beat the Pokemon league. Then after beating the game Professor juniper's dad upgrades your pokedex and your able to continue on to black city! not entiraly true you dont have to get through the pokemon league to get to black city (at least i didnt) :/ you just need junipers dad to upgrade the pokedex :3
There are 300 Pokemon in the Pokemon Black 2 and White 2 Unova Pokedex.
he gives it to you in prof. rowans lab. for this you have to complete sinnoh pokedex(excluding event pokemon).
That isn't a question...
The National Pokedex of Black or White.
After completing the Sinnoh Pokedex, go talk to Professor Rowan. He will upgrade your Pokedex to the National Pokedex and give you the Poke Radar.
In pokemon black it is landorus
Lampert.
There are 649 pokemon.
You first have to upgrade to the national pokedex then go and catch elekid to get the Electrizer
150. but the natinol pokedex has 643.