The Walls of Ba Sing Se [Avatar: The Last Airbender] Infinity Stone {T}: Add one mana of

{T}: Add one mana of any of the exiled card's colors

Set: Betrayers of Kamigawa Type: Instant — Arcane Rarity: Rare Cost: {X}{U}{U} You may exile a blue card with mana value X from your hand rather than pay this spell's mana cost

Set: Unknown Event Type: Enchantment Rarity: Common Cost: {2}{B} Poison Tolerance +1 (It takes an additional poison counters for you to lose the game

"Never venture past our walls

Designed by players at MagicCon Las Vegas 2025

The Walls of Ba Sing Se [Avatar: The Last Airbender] Infinity Stone {T}: Add one mana ofSet: 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