Coalossal is card #SWSH054 of 307 in SWSH Black Star Promos (2019), a Promo illustrated by Shigenori Negishi. At about $1.28 it is the #223 most valuable card in the set. It is one of 12 Coalossal cards printed so far.
2019SWSH Black Star Promos
2020Darkness Ablaze
2021Battle Styles
2024Temporal Forces
2026Ascended Heroes

















See the full SWSH Black Star Promos card list
An ungraded Coalossal from SWSH Black Star Promos sells for about $1.28. A PSA 10 is worth more, roughly $6.40 by our estimate, and a PSA 9 around $2.94.
It is a Promo.
Shigenori Negishi drew the art for this card.