(Frightful) Black Dragonrider Atna

Lore
When the interminable battle came to a close and silence hung over the ruined land, a terrifying dragon descended from the sky. The soldiers fell to their knees; their narrow victory had left them with scarcely the strength to even fear a new foe...

Acquisition
Added on January 17, 2019 to the Chains of Vengeance Card Pack.

Name origin
?

Additional Info
Defensive Skill Card of the Battle Royale LXXXI.