"Oh? Right then. Like...magic 'n stuff? You either can or ya can't?" Doyle grinned at Ruben's question, "That's not a simple answer. I mean, I can use 'um, but not all of 'um are supposed ta be used in a fight. I got a ceremonial one or two, and some of 'um ain't real practical. But, mostly, yeah. I can use 'um all."
When all you were good at was killing, you tended to get pretty good at it.