Hyper-realistic game character Thor, the God of Thunder, with highly detailed and intricately symbolic armor, holding Mjölnir in his right hand, surrounded by crackling lightning bolts, positioned heroically at the grand entrance of Valhalla. His armor shows ancient Norse symbols and runes, depicting his epic tales and connection to the divine. The sky behind him is stormy and dramatic, enhancing his powerful presence. His expression is fierce yet noble, embodying his strength and wisdom. The towering gates of Valhalla are ornately carved, hinting at the legendary glory within, with the landscape resonating with a mystical ambiance.