The Walls of Ba Sing Se [Avatar: The Last Airbender] Infinity Stone Set: Rivals of Ixalan Type:

Set: Rivals of Ixalan Type: Creature — Dinosaur Rarity: Mythic Cost: {6}{G}{G} Enrage — Whenever Polyraptor is dealt damage

Set: Unlimited Edition Type: Enchantment — Aura Rarity: Rare Cost: {1}{G}{G} Enchant land

Set: Secret Lair Drop Series Type: Instant Rarity: Rare Cost: {2}{G}{G} For each token you control

Set: Conspiracy Type: Enchantment Rarity: Rare Cost: {G} You may play an additional land on each of your turns

If you can't

The Walls of Ba Sing Se [Avatar: The Last Airbender] Infinity Stone Set: Rivals of Ixalan Type:Set: Avatar: The Last Airbender Type: Legendary Artifact Creature Wall Rarity: Mythic Cost: {8} Defender Other permanents you control have indestructible. "That is why the city is named Ba Sing Se. It's the 'impenetrable city.'" General Sung