From Bulbapedia, the community-driven Pokémon encyclopedia.
Palkia has been featured on 12 different cards since it debuted in the Diamond & Pearl expansion of the Pokémon Trading Card Game. Palkia cards are normally Water-type or Dragon-type Basic Pokémon. In Japan, Palkia was featured in the Palkia LV.X Constructed Standard Deck released in July 2007, as well as the Entry Pack DPt released in October 2008.
List of Pokémon cards featuring Palkia