World of Warcraft,Concept Art, an epic swords duel battle between a female, angelic blue skinned knight with glowing blue eyes, long beautiful white hair, gold and purple armour, pink and gold feathery angel wings, in the sky, with a male fallen angel god-like being with massive black and red angel wings and horns, musucular, in blue and white armour, they are fighing ferociously, blades clashing and locked in combat