Upgrade is held by 1 wild species across 2 games
PokéAPI item 229 of 2,223, Evolution category, Items pocket
Effect, in PokéAPI's words
Upgrade: “Traded on a Porygon: Holder evolves into Porygon2.”
Held by Porygon: Evolves the holder into Porygon2 when traded.
Evolution
Upgrade takes part in 1 evolution
- Porygon to Porygon2traded holding it, Porygon line
Held wild
1 species carries Upgrade in the wild
| Species | Games | Chance |
|---|---|---|
 Porygon2 | FireRed and LeafGreen | 100% |
Games
Upgrade is listed in the text of 13 version groups, first in Generation II
Game index by generation
IIIIIIIVVVIVIIVIIIIX
Named in
Ruby and SapphireEmeraldFireRed and LeafGreenDiamond and PearlPlatinumHeartGold and SoulSilverBlack and WhiteBlack 2 and White 2X and YSun and MoonUltra Sun and Ultra MoonLet's Go Pikachu and Let's Go EeveeSword and Shield