A hyper-realistic portrayal of Thor, the God of Thunder, featuring meticulously detailed symbolic armor adorned with ancient Norse runes, holding the mighty Mjölnir in his right hand. Lightning bolts crackle and dance across his form, illuminating the imposing entrance of Valhalla behind him. His piercing eyes reflect a stormy sky, while his flowing hair and cloak ripple in the wind, adding to his majestic presence. The grand architecture of Valhalla looms large, with its towering arches and intricately carved stone, hinting at stories of legendary warriors. The scene conveys both power and reverence, capturing Thor's awe-inspiring divinity.