Get ready for the Gym Challenge expansion!

Some Pokémon trainers are more devious than others—and these trickster trainers will meet their match with Pokémon gym leaders Blaine, Sabrina, Koga, and Giovanni! The four mischievous gym leaders have been perfecting their training methods with their favorite Pokémon. So check out their sneaky tricks...and put yourself up to the gym challenge!

• Each Gym Challenge - Booster Pack (1st Edition) contains 11 randomly inserted game cards.

Cards vary by pack. Booster pack packaging may vary by product.