It supposedly means that his transformation is not voluntary. Red Hulk will reportedly be controlled ... He added, "I put up an apple box that’s about two feet off the ground.
In an unexpectedly touching scene, the experiment’s video footage allows their test subject to witness his transformation ... also includes the Hulk, who falls hundreds of feet in glorious ...
His hatred for the Hulk then resumes unabated. It was 45 years after his creation, however, that Ross went through his biggest transformation as a Marvel character, when he became the Red Hulk.