Magikarp is card #XY143 of 211 in XY Black Star Promos (2013), a Promo illustrated by Saya Tsuruta. At about $88.33 it is the #24 most valuable card in the set. It is one of 45 Magikarp cards printed so far.
1999Base Set
2003Skyridge
2006Holon Phantoms
2010HeartGold & SoulSilver
2013Legendary Treasures
2018Dragon Majesty
2021Celebrations: Classic Collection
202630th Celebration: Classic Collection

















See the full XY Black Star Promos card list
An ungraded Magikarp from XY Black Star Promos sells for about $88.33. A PSA 10 is worth more, roughly $707 by our estimate, and a PSA 9 around $247.
It is a Promo.
Saya Tsuruta drew the art for this card.