{@@ TLE R} Fierce Guardianship (Showcase) [Avatar: The Last Airbender: Eternal-Legal] [TLE 307]

Title
$70.50
$70.50
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Set: Avatar: The Last Airbender: Eternal-Legal
Type: Instant
Rarity: Rare
Cost: {2}{U}
If you control a commander, you may cast this spell without paying its mana cost.
Counter target noncreature spell.
Your technique is useless on me.