A simple system for running a "montage" style challenge for an extended segment of travel, stealth, or social gameplay.

After running 2.5-hr open table sessions at my university club for a year I am at this point reliably able to run a one-shot without running over time, here's how I do it.

As you slide your campaign style from Railroad to Quest to Sandbox, the roles of the GM and players change, along with the type of prep you tend to create.