"That... well, that is surprising. You can substitute some shamanism and black magic with things like gunpowder, but white magic is really useful." He nodded to their surroundings. "As you've no doubt figured out. You can get by with medicines and bone-setting, if you have to, I suppose."

And Zelgadis hasn't checked how this world's white magic differed from his own. Which, for instance, could handle injury or poison, but was useless for directly treating diseases.