give a porygon an up-grade to hold (found in team rocket warehouse) and trade it with a game that is leafgreen or firered but it has 2 have the national pokedex, or u can trade it 2 a more recent game
you must trad a porygon holding an up-grade
Porygon 2 can obtained by trading Porygon holding an UpGrade.
you cant find a porygon ,you can find it in Pokemon pearl or on platinum
there is porygon-2 but not porygon. porygon-2 is in oil field hideout
you can find one with a traner on 216
you can find porygon in mr.backlot's garden after talking to him
You trade for it like anyone else
An Up-Grade is an item that evolves the Pokemon Porygon when Porygon is traded while holding it. Porygon evolves into Porygon 2.
You must evolve Porygon (From Celadon) using the UpGrade to Porygon 2.
porygon evolves into porygon 2
You give it to a Porygon and trade it, to get a Porygon 2.
You can find and win an unlimitd amount of Porygon in the Celadon Game Center.