From Bulbapedia, the community-driven Pokémon encyclopedia.
Piplup has been featured on 11 different cards since it debuted in the Diamond & Pearl expansion of the Pokémon Trading Card Game. Piplup cards are normally Water-type Basic Pokémon. In Japan, Piplup was featured in the Piplup Half Deck of the Gift Box DPt released in November 2008.
List of Pokémon cards featuring Piplup