Skulduggery's almost instant distrust of Bakura had fallen by the wayside ever since Gene's public apology. He didn't particularly like the Egyptian and didn't think he ever would, but he'd also placed that feeling aside so he could focus on the more important concerns - i.e, Malicant. Bakura was an anomaly, but not, strictly speaking, as immediate of a concern.

Having said that, Skulduggery didn't become one of the world's most efficient detectives by ignoring whenever useful information on anomalies came along, whether he could use that information or not. So he asked anyway. "How does his world use magic?"