Palkia & Dialga LEGEND is card #101 of 102 in HS—Triumphant (2010), a LEGEND illustrated by Shinji Higuchi + Sachiko Eba. At about $136 it is the #9 most valuable card in the set. In a HS—Triumphant booster it turns up about once every 40 packs. It is one of 48 Dialga cards printed so far.
2007Diamond & Pearl
2009Platinum
2010HS—Triumphant
2011Call of Legends
2014Phantom Forces
2020Vivid Voltage
2022Astral Radiance
2024Surging Sparks

















See the full HS—Triumphant card list
An ungraded Palkia & Dialga LEGEND from HS—Triumphant sells for about $136. A PSA 10 is worth more, roughly $1,089 by our estimate, and a PSA 9 around $381.
It is a LEGEND, and it shows up about once every 40 HS—Triumphant packs.
Shinji Higuchi and Sachiko Eba drew the art for this card.
Yes, as a digital simulator. Holobrook lets you open HS—Triumphant 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.