Top 100 X-COM: UFO Defense Videos With The Longest Duration by Ardnot
| Video Title | Duration | Category | Game | |
|---|---|---|---|---|
| 1. | The First Encounter! Open XCOM Extended: UFO Defense(40K Mod)(UFO Guardians 01) | 3:05:39 | X-COM: UFO Defense | |
| 2. | Xeno Incursion! Open XCOM Extended: UFO Defense(40K Mod)(UFO Guardians 02) | 2:32:08 | X-COM: UFO Defense |