Investiment

"I can sense weird in the air, but I can't say that magic smells anything to me," Ethan said.

"You had the aura of someone who fought demons for months, and you never developed a sense to profane magic?" Ian asked.

Ethan's knowledge of profane magic had been acquired through his experiences and encounters in the worlds he had traversed. While he wasn't an expert, he held a firm belief in his understanding of its nature. In the world he had previously saved, profane magic was a dark and forbidden practice that delved into the manipulation and consumption of souls.

The practitioners of profane magic would harness the essence of departed souls, drawing upon their residual energy to fuel their spells and rituals. It was a gruesome and macabre form of magic that bordered on sacrilege, as it exploited the sacred bond between life and death.