[This wasn't his smartest idea, but he's at least programmed a failsafe mechanism so it won't get tooooo much hotter. He's not in his hoodie anymore and instead this is probably the first time Merlin's seen him in just a t-shirt and his shorts. Congratulations, feast your eyes on the noodle-child.]

This is a desert. It's hot and dry and barren but it's probably one of the best test arenas since we don't have to worry about moisture in the air or a ton of monsters. The sand'll absorb any spells that go awry, too. Or that's what I'm hoping anyway.