“ The party receives a poorly written call for aid from a nearby mountain community. When they arrive, the town is overrun by trolls, but where are the villagers?”
“ Game Cliche 2.
Upon learning about 'the five ancient jewels' or 'the nine legendary icons' or whatever, you can be quite confident that Saving the World will require you to go out and find every last one of them.”
“ In a miltaristic nation, the ownership of proper (improvised don't count) weapons and armor is mandatory for all citizens under penalty of inprisonment or death.”