One of the most iconic features of Pokémon Fire Red 251 is the Pokédex, a digital encyclopedia that records information on all the Pokémon you've caught or encountered. As you fill up your Pokédex, you'll unlock new entries and learn more about the Pokémon you've encountered.
from the first two generations (Kanto and Johto) within a single game file. Trade Evolutions Removed pokemon fire red 251