Arcane Signet (TLE 315)

Artifact • Mana cost: {2} • Avatar: The Last Airbender Eternal • Rare

{T}: Add one mana of any color in your commander's color identity.

"You chose them from among thousands of toys, Aang. The toys you picked were the four Avatar relics. These items belonged to Avatars past. Your own past lives."
—Monk Tashi

Illustrated by Shane Beresford.