The Abtu-Kahn have unwittingly brought the parasitic entity known as Singlemind to Phyrra. Sensing a disruption in the balance of the world, the Elementals, guardians of nature, have returned to the city in order to combat this alien threat.

Using the Phyrran Arena as a hub for its infestation, the Singlemind is spreading. The only hope of stopping lies in the Elemental Allies, Duelists blessed with the ability to cure the infected.

Will the ancient power of the Elementals be enough to stop the relentless wave of the infestation? The future is now in the hands of the Duelists.