Coin of Mastery
Teenage Mutant Ninja Turtles Eternal · 38/132 · Rare
$1.58 Near Mint market price (TCGplayer).
Coin of Mastery is card 38 of 132 in Teenage Mutant Ninja Turtles Eternal, released in March 2026. Its rarity is Rare. The artwork is by Madeline Boni.