- "Roll forward. Crush everything ahead of us."
- ―Jimmon Arbmab
Jimmon Arbmab, designation HC-4120, was a human male Imperial combat assault tank commander part of the Imperial Hammers Elite Armor Unit. First Sergeant Arbmab was commanding an TX-225 GAVw "Occupier" combat assault tank through the streets of Jedha City when the tank was ambushed by Saw Gerrera's Partisans. In the ensuing battle, Arbmab was killed by a blast from Cassian Andor's A280-CFE.
- Rogue One: A Star Wars Story (First appearance)
- Star Wars: Rogue One: The Ultimate Visual Guide (First identified as Jimmon Arbmab and HC-4120)