PokéBase - Pokémon Q&A
1 vote
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I got it from professor oak, but I don't know what to do with it.
he said that if a pokemon holds it, it will evolve when traded. which pokemon is it?

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1 Answer

1 vote

Porygon holding Upgrade is evolved into Porygon 2 when traded.
Porygon 2 is evolved by Dubious Disc in same way

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And porygon 2 is evolved to porygon z, right?
Yeah...:))))