Katara, Water Tribe's Hope [Avatar: The Last Airbender Prerelease Cards]Set: Avatar: The Last Airbender Prerelease Cards Type: Legendary Creature Human Warrior Ally Rarity: Common Cost: {2}{W}{U}{U} Vigilance When Katara enters, create a 1 1 white Ally creature token. Waterbend X: Creatures you control have base power and toughness X X until end of turn. X can't be 0. Activate only during your turn. (While paying a waterbend cost, you can tap your artifacts and creatures to help. Each one pays for 1.)