Originally Posted by light_rises
We're on a similar wavelength here. Sam has been separated from Max before, but never quite like this (i.e. this is pretty much the most heinous instance so far). Considering the circumstances, and just Sam and his relationship with Max in general, it's not all that surprising he'd "go hardcore" as a result.
Yeah, remember how depressed he was when they were separated in Culture Shock and What's New, Beelzebub? And that was just with Max being kidnapped/separated from him. I could easily see him going completely insane with Max dead (or essentially dead).
"Always expect the best of others... And watch as your hope is crushed like crackers in a fat man's bed. And the fat man is angry. And the fat man has a sledgehammer. And the fat man is yelling 'DIE, CRACKERS, DIE!!'"
- Rat, Pearls Before Swine