You've mistaken a preview of fire as the real thing. ² What self-respecting djinni would unleash a perfectly good Inferno for a troll-impersonating magician without hearing at little bit of grovelling first?

2 - The human term is "try before you buy." Why this ever became popular is a mystery to even me. Why buy something at the "new" prince when you've just turned it into "used" merchandise?