Level 7 - High Scholar of Slipping Logic
Give your magic item a quick history. Then use the history to tie a whole bunch of things together that will make you look like a genius.
Here is an example 5 Room Dungeon to inspire your contest entries. In your campaign, you'll need to flesh out some of the details, but this skeleton format is perfect for GMs to pick up and customize for their own memorable sessions.
Tips on how to create five room dungeons that can be used for any location, are short, are quick to plan, easy to polish and plan, flexible in size and easy to integrate into your campaign.