Before James Gunn’s DCU movie Superman was released in theaters, its box office would allegedly dictate how Warner Bros. would fare as a whole due to a string of the studio’s box office flops (no pressure or anything). Fortunately, the superhero flick has collected $581.1 million at the box office as of this writing and proved the Kryptonian hero really is a beacon of hope. Not only has the DCU figure rubbed off on box office numbers, but Zack Snyder's Man of Steel, Christopher Reeve’s Superman, and more have become a success on streaming.
One benefit of a major movie release is when top streaming services create themed collections of related films to occur at the same time as its debut. Your HBO Max subscription certainly did that by drawing Superman fans in with its movie