Imagine a futuristic world where a group of diverse people come together to create a heroic robot superhero to defend their city from an alien invasion. What does this unique robot look like? How do the people work together to bring it to life? Capture this epic scene in your image, showcasing the unity and strength of humanity against all odds.

Create an image set in a futuristic world where people of different descents and genders including Caucasian men, Hispanic women, Black men, South Asian women, and Middle-Eastern men collaborate to construct a heroic robot superhero. The robot is endowed with unique, futuristic aesthetics and is designed to defend their city from an imminent alien invasion. Show the robot being brought to life by this diverse group, and highlight the immense unity and strength of humanity. The city under threat could be seen in the background, with a glimpse of the alien invaders to add an element of suspense.