Ho-Oh is card #HGSS01 of 25 in HGSS Black Star Promos (2010), a Promo illustrated by Takashi Yamaguchi. At about $46.27 it is the #12 most valuable card in the set. It is one of 38 Ho-Oh cards printed so far.
1999Wizards Black Star Promos
2005Unseen Forces
2007Secret Wonders
2010HeartGold & SoulSilver
2012Dragons Exalted
2016BREAKpoint
2019Hidden Fates Shiny Vault
2022Silver Tempest

















See the full HGSS Black Star Promos card list
An ungraded Ho-Oh from HGSS Black Star Promos sells for about $46.27. A PSA 10 is worth more, roughly $370 by our estimate, and a PSA 9 around $130.
It is a Promo.
Takashi Yamaguchi drew the art for this card.