Reshiram & Zekrom-GX is card #259 of 236 in Cosmic Eclipse (2019), a Rare Rainbow illustrated by Naoki Saito. At about $258 it is the #7 most valuable card in the set. In a Cosmic Eclipse booster it turns up about once every 1,016 packs. It is one of 40 Reshiram cards printed so far.
2011BW Black Star Promos
2013Legendary Treasures
2015Roaring Skies
2018Dragon Majesty
2019Cosmic Eclipse
2022Silver Tempest
2024Stellar Crown
202630th Celebration

















See the full Cosmic Eclipse card list
An ungraded Reshiram & Zekrom-GX from Cosmic Eclipse sells for about $258. A PSA 10 is worth more, roughly $1,288 by our estimate, and a PSA 9 around $592.
It is a Rare Rainbow, and it shows up about once every 1,016 Cosmic Eclipse packs.
Naoki Saito drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open Cosmic Eclipse booster packs in your browser with the set's real pull rates and keep what you pull in a digital binder. No real cards, nothing to buy.