The first season focuses on the cat-and-mouse chase. We are introduced to the killer’s signature: drowning victims in a ritualistic manner, using the Chauth ka Katora (the bowl of illusion). The pacing is slow-burn, allowing the audience to absorb the dense mythological references. The finale delivers a gut-punch twist: the killer is not a stranger but someone intimately connected to the core team. The revelation that Rasool (a minor character) is the master manipulator behind the "Asur" persona redefined what a “villain reveal” could look like in Indian OTT.

The killer doesn't just murder; he stages his victims like art, turning crime scenes into religious tableaus. The series posits a terrifying question: What if the demons described in ancient texts weren't mythological creatures, but a specific psychological profile of humans devoid of conscience? This fusion of the "God Complex" with forensic investigation makes Asur a cerebral watch.

However, it was not without criticism. Some viewers found the middle episodes of Season 2 slow. Others argued that the show’s use of Hindu mythology alienates non-Hindu viewers or those unfamiliar with the Puranas. But the series’ defenders counter that the themes—good vs. evil, order vs. chaos—are universal.