Description: Join Korra and her friends to stop an ancient evil that has emerged from the portal and threatens the balance of both worlds! -Original Avatar storyline penned by the TV show's creators. -Wield the power of all 4 elements-water, earth, fire, and air as only the Avatar can! -Take control of Korra and her friends in strategic battles spanning the world. -Beat overwhelming odds by activating the all-powerful Avatar state.