"Let's Wish that all the Magic Items within a ten
mile radius be Teleported to a pile at our feet!"
Our DM just stared at me, and I followed with, "What?! We'll still explore the module!"
I was flatly disallowed, which came as no surprise, but I still laugh when I think of the look on his face, and think of how much fun it would have been to storm the Jarl's lair, plunged into chaos as all magic stuff just disappeared, and then slaughter every inhabitant with a massive arsenal of their own magic... and not, as it turned out, be caught in a massive glacier collapse, as the result of a foolish Earthquake Spell...