The Walls of Ba Sing Se - Avatar: The Last Airbender - 261

The Walls of Ba Sing Se — Avatar: The Last Airbender, #261, M

Defender
Other permanents you control have indestructible.

• Type: Legendary Artifact Creature — Wall
• Power: 0
• Toughness: 30

"That is why the city is named Ba Sing Se. It's the 'impenetrable city.'"
—General Sung