Magic: the Gathering - BFZ Ob & Kiora
Certainly digging the preview images Wizards of the Coast have been shipping for Ob Nixilis and Kiora. WotC world building panel vid over here.
KIORA - The merfolk Planeswalker Kiora believes that only by summoning the fierce krakens, serpents, and other terrors of the deep can she defeat the titans who now rule her home plane of Zendikar.
OB NIXILIS - A cruel, demonic Planeswalker, Ob Nixilis was drawn to Zendikar by its powerful mana, with which he hoped to break the curse that robbed him of his humanity. But when he arrived, another Planeswalker magically snuffed out his spark.