|Series / Set / Stage||HeartGold & SoulSilver / HGSS Black Star Promos / Basic|
 Stiffen ()
During your opponent's next turn, any damage done to Porygon by attacks is reduced by 20 (after applying Weakness and Resistance).
 Version Update ()
Search your deck for Porygon2, show it to your opponent, and put it into your hand. Shuffle your deck afterward.
|Weakness / Resistance / Retreat||Fighting ×2 / None / 1|