Originally posted by LordofBrooklyn
Why wouldn't fatigue affect it?It is a physical manifestation of his abilities. If he is tired, injured, etc. it should effect the power of his scream.
But a whisper can tear down a mountain is what I was getting at. Even fatigued he was going for it. I mean he probably couldn't have done better if the Karate Kid kicked him in his boys. However if this is the reason that he didn't do more damage to Thanos so be it.