The One-Eighty-Fourth Attack Battalion was a battalion in the Grand Army of the Republic that participated in the Clone Wars between the Galactic Republic and the Confederacy of Independent Systems. In 82 BBY, the Jedi Padawan Dooku saw the battalion during a vision he experienced after encountering the Presagers of Hakotei on Asusto. In the vision the battalion was led by Jedi Master Jor Aerith and Clone Commander Crane, and were engaged in a battle when Order 66 was enacted.