Magic: The Gathering · Avatar: The Last Airbender: Eternal-Legal · Rare

Crystalline Armor #137 Price

Crystalline Armor (#137, Rare) from Avatar: The Last Airbender: Eternal-Legal is worth $0.35 to $2.33 in Near Mint condition on TCGplayer as of October 3, 2026, depending on the printing (Normal to Foil). On Cardmarket, Europe's main marketplace, the Foil sells for €1.05.

Near Mint · TCGplayer: $2.33
Near Mint · Cardmarket: €1.05
30-day change: +17.1%
Printings: 2

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Crystalline Armor prices by printing

Near Mint market prices, updated October 4, 2026.

Printing	TCGplayer (USD)	Cardmarket (EUR)
Foil	$2.33	€1.05
Normal	$0.35	€0.81

TCGplayer market price and Cardmarket price for Near Mint English copies. They are two separate markets, so the euro figure is Cardmarket's own price, not a conversion of the dollar one. Source: TCGplayer, Cardmarket.

Card details

Set: Avatar: The Last Airbender: Eternal-Legal
Card number: 137
Rarity: Rare
Released: November 21, 2025
Illustrator: Susumu Kuroi
Type line: Enchantment — Aura
Rules text: Enchant creature
Enchanted creature gets +1/+1 for each land you control and has trample.
Flavor text: The Crystal Catacombs offered Aang sharp and enduring armor, making him a fair match against an opponent as sharp and enduring as Azula.

Crystalline Armor: common questions

How much is Crystalline Armor #137 worth?

Crystalline Armor (#137, Rare) from Avatar: The Last Airbender: Eternal-Legal is worth $0.35 to $2.33 in Near Mint condition on TCGplayer as of October 3, 2026, depending on the printing (Normal to Foil). On Cardmarket, Europe's main marketplace, the Foil sells for €1.05.

What set is Crystalline Armor from?

Crystalline Armor is card 137 in Avatar: The Last Airbender: Eternal-Legal, released November 21, 2025. Its rarity is Rare. Illustrated by Susumu Kuroi.

Is Crystalline Armor going up in price?

Over the last 30 days the Near Mint Foil price on TCGplayer moved from $1.99 (September 5, 2026) to $2.33 (October 3, 2026), a change of +17.1%. The 30-day low was $1.92 and the high $2.50.

How do I check what my Crystalline Armor is worth?

Scan it with the TCG Vault app on iPhone: it identifies the card from the camera in seconds and shows its current market price and price history, then keeps it in your collection so you can follow its value.