Red Hulk’s transformation in Brave New World might have been epic, but it perpetuated a years-long MCU trend that needs to be addressed.

Captain America: Brave New World gives lots of attention to the fiery effects of the Red Hulk transformation, but never properly explains it.

How and why Harrison Ford’s character turns into Red Hulk The transformation links back to Samuel Sterns, who first appeared in the 2008 film, The Incredible Hulk.