Up-Grade is an item that evolves Porygon into Porygon2 if it is holding Up-Grade while being traded.
It was produced by Silph Co.
||This article is a stub. Please help the Pokémon Wiki by expanding it.
Ad blocker interference detected!
Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers
Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.