|The following is based on Fallout: Brotherhood of Steel and has not been confirmed by canon sources.|
With the second rank of the Special Attack skill, it can be charged and as a result inflict much more damage than usual.
- Secret Vault - The Garden, purchased from Ching Tsun.
- Secret Vault Facilities Level 3, found in footlocker.
- Secret Vault Facilities Level 3, purchased from Shop-Tec.
- Secret Vault Ruins Level 2, purchased from Shop-Tec.
- Secret Vault Laboratories Level 3, purchased from Shop-Tec.