. "Immortal (Demon)"@en . . . . "The Immortal appears as an NPC in the Battlefield of Eternity map in Heroes of the Storm, acting as a foe to its angel counterpart. The design of both Immortals was custom made."@en . "The Immortal appears as an NPC in the Battlefield of Eternity map in Heroes of the Storm, acting as a foe to its angel counterpart. The design of both Immortals was custom made."@en .