Gul Dukat
Officer shards can be obtained from completing the following missions: Heroes and Villains, One Man's Villain Part 1 and 5. Also, shards can be gained through Ultra Officer Recruit Chest, Faction Store, and occasionally, in the Event Store.
Garak
Officer shards can be obtained from completing the following mission: Doctor, Tailor, Soldier, Spy Part 1. Also, shards can be gained through Ultra Officer Recruit Chest, Faction Store, and occasionally, in the Event Store. Extra shards can be acquired through the Offers tab.
Damar
Officer shards can be obtained from completing the following mission: Doctor, Tailor, Soldier, Spy Part 5. Also, shards can be gained through Ultra Officer Recruit Chest, Faction Store, and occasionally, in the Event Store. Extra shards can be acquired through the Offers tab.