• Regular adventuring party gets abducted by buffoonish aliens. Use your own stuff plus the alien artifacts to take over the ship and get home.
• A group of babysitters who get sent into the kids' make-believe world. Escape and put the kids to bed before their parents get back.
• There's a real heist going on somewhere, and you're the distraction. Keep the royal guard busy long enough for the real thieves to escape.
• A group of demigods wakes up after a long night of partying with a massive hangover and no powers. Find and regain your divinity before the mortals do.
• Breaking someone out of jail
• Clearing out a magical forest for the automated train to come through and lay its tracks
• Fight on the back of the ten-mile lizard