Defending Scouts for Old World is a free mod designed for Windows that introduces new gameplay mechanics to enhance your strategy experience. This mod allows Scouts to attack and grants them a unique trait called "Military Scout," which affects their capabilities on the battlefield. Additionally, Scouts now consume food yearly and can only be upgraded to a new unit called Scout Warrior, which has its own specific requirements and attributes.

The Scout Warrior unit, which can be built in cities, further expands the gameplay by providing a new layer of strategy. This unit shares the "Military Scout" trait and has its own food consumption rate. The mod also introduces various traits that affect the performance of these units, such as hidden movement and changes to health and attack strength. Overall, this mod is compatible with other modifications, allowing for a versatile gameplay experience.