From Bulbapedia, the community-driven Pokémon encyclopedia.
Gallade has been featured on 5 different cards since it debuted in the Secret Wonders expansion of the Pokémon Trading Card Game. Gallade cards are normally Psychic-type or Fighting-type Stage 2 Pokémon. In Japan, Gallade was featured in the Infernape vs Gallade SP Deck Kit released in December 2008.
List of Pokémon cards featuring Gallade