Enclave Squad Sigma

 is a special unit of Enclave Soldiers which are added to Fallout 3 in the Broken Steel add-on.

Appearances
appears in the Fallout 3 add-on Broken Steel. After an alarm sounds in the Mobile Base Crawler, approximately 5-6 Enclave Soldiers using different types of specialties appear as "Squad Sigma".

Strategies
The entire squad is clumped together when breaking through the door, and therefore can be easily dispatched with a single nuka grenade, with the possible exception of the leader.