Registeel is card #SM75 of 248 in SM Black Star Promos (2017), a Promo illustrated by Mitsuhiro Arita. At about $13.59 it is the #107 most valuable card in the set. It is one of 14 Registeel cards printed so far.
2004Hidden Legends
2005Emerald
2008Legends Awakened
2012Dragons Exalted
2017Crimson Invasion
2018Celestial Storm
2024Surging Sparks
2026Ascended Heroes

















See the full SM Black Star Promos card list
An ungraded Registeel from SM Black Star Promos sells for about $13.59. A PSA 10 is worth more, roughly $67.95 by our estimate, and a PSA 9 around $31.26.
It is a Promo.
Mitsuhiro Arita drew the art for this card.