On a Metric Ton of Missions

On a Metric Ton of Missions is a garrison achievement requiring 1000 Garrison Missions to be completed.

Series

 * 1) On a Mission
 * 2) On a Few Missions
 * 3) On a Lot of Missions
 * 4) On a Massive Number of Missions
 * 5) On a Metric Ton of Missions