“ Draw the party together as debtors to the local lord, king, head of the thieves guild, or mercenary clan, who is forcing them to work together to pay off their debts.”
“ A plague is spreading trough the lands, the plague is actually an old woman carrying a stick. She walks from farm to farm spreading the plague. Can the PCs stop her without getting infected.”
“ King Addas loves charades, and has a troupe of mimes in his harem. To ensure that they can never cheat he has had their tongues cut out, which is why they always look so miserable and never open their mouths (the stump of a tongue is not a pleasant sight).”