32k photo-realistic, high definition, hyper-realistic, British actor Idris Elba, powerful guardian from the Avengers universe, clad in futuristic armor inspired by ancient African tribal designs, holding a massive energy shield, set against a crumbling urban landscape, intense expression showcasing resolve, dramatic shadows highlighting his muscular build, energy fields crackling around him, hints of mystical tattoos glowing on his skin, dynamic lighting creating depth, chaotic atmosphere of a city in turmoil, powerful presence commanding attention, intricate details on his armor, bursts of energy reflecting off his shield.