Grand Commendation of Operation: Shieldwall

The Grand Commendation of Operation: Shieldwall is a Grand Commendation available at reputation with the Operation: Shieldwall faction. It doubles all reputation gains with the Operation: Shieldwall faction for all characters on the same account, including the character who originally reached revered.

A lesser-known, undocumented feature of this Grand Commendation is that it also unlocks double reputation gains for the faction's Horde counterpart, the Dominance Offensive.

Source
This item is purchased from, the Operation: Shieldwall quartermaster at Lion's Landing, Krasarang Wilds, at reputation for.