Porygon2 is card #HGSS23 of 25 in HGSS Black Star Promos (2010), a Promo illustrated by Tokiya. At about $20.22 it is the #18 most valuable card in the set. It is one of 17 Porygon2 cards printed so far.
2001Neo Revelation
2003Aquapolis
2008Great Encounters
2010HS鈥擳riumphant
2013Plasma Blast
2015Ancient Origins
2019Unbroken Bonds
2022Lost Origin

















See the full HGSS Black Star Promos card list
An ungraded Porygon2 from HGSS Black Star Promos sells for about $20.22. A PSA 10 is worth more, roughly $162 by our estimate, and a PSA 9 around $56.62.
It is a Promo.
Tokiya drew the art for this card.