To evolve your Porygon2 into a Porygon Z, you have to trade your Porygon2 to a friend while it is holding a Dubious Disk.
practically the same way as you evolve porygon only now you have to use the dubious disc which can be found on the other side of the big lake on route 225.
Make porygon2 hold a dubious disk Then trade it in order to evolve
Porygon2 evolves by trading with a Dibious Disc
You have to trade with it holding the dubious disk. This can be done when porygon2 is at any level.
To evolve it into a Porygon2, trade Porygon holding an Up-Grade. To evolve Porygon 2 into Porygon-Z, trade Porygon2 holding a dubious disc
train it
No
Porygon2 doesn't evolve you need to trade it holding a dubious disk
Porygon2 does not evolve.
You evolve Porygon2 by giving it the Dubious Disc and then trading it to another player's game.
Make porygon2 hold a dubious disk Then trade it in order to evolve
Porygon2 evolves by trading with a Dibious Disc
You can give the Upgrade to Porygon and then trade it to a friend to make Porygon evolve into Porygon2, in order to evolve Porygon2 then give a Dubious Disc to Porygon2 and then trade it to someone and it'll evolve into a Porygon-Z.
Porygon-Z is the final form of Porygon (and Porygon2). To evolve Porygon to Porygon2, trade it while it holds an Up-Grade item. To evolve Porygon2 to Porygon-Z, trade it while it holds a Dubious Disc item.
Porygon2 will evolve into Porygon-Z once you trade it to another player while it's holdig a Dubious Disc.
Use A dubious disc. Give it 2 Porygon 2 and trade then porygon2 will evolve!!!!!:):>
You have to trade with it holding the dubious disk. This can be done when porygon2 is at any level.
To evolve it into a Porygon2, trade Porygon holding an Up-Grade. To evolve Porygon 2 into Porygon-Z, trade Porygon2 holding a dubious disc