Often PCs get on the wrong side of powerful users of magic or break into enchanted tombs, either may get them on the wrong side of a curse.
Many roleplays are set in a world where much of the land is held by barons and other nobles serving under the King or Queen. Sometimes the PCs may need to meet these nobles to ask for help in their Quest, at other times they may be caught for breaking the law and end up with their lives in his hands. Yet nobles are different;some may be good people who care for those underneath them and are loved in return, others may be unpleasent tyrantts hated and feared by their underlings, and still others a bit of both. With this in mind I present thirty nobles
King dresses as a commoner occasionaly and makes his way through the town. It is an unknown occurance so nobody expects it. This time he is mistaken for a thief and jailed. Not wanted to reveal himself, and always curious for the experience, he allows himself to be arrested. PCs also get arrested for something, probably guilty but pay a fine. How they act towards the 'king' could greatly change how their first meeting will be as the players always meet the king at some point.