While traveling to the Tranquility by way of a Consular-class cruiser, Nute Gunray attempted to escape by bribing CC-1004, only to be rejected and hand-cuffed. After locking him up, he was transported to the flagship Tranquility to be taken to Coruscant. When he arrived, he was surprised but pleased to find that Senator Padmé Amidala, along with Representative Jar Jar Binks and Rodian Onaconda Farr, had all ready secured him.
He left to the planet in gunships to arrest Nute Gunray, an important Neimoidian Separatist. In 22 BBY, Gree was deployed to Rodia after an alert sent from the surface by C-3PO. To honor his fallen comrades, Gree adopted a new hairstyle, double stripes dyed red. While in battle, many clone troopers died honorably. In 22 BBY, Gree fought in the Battle of Tibrin along with Commander Cody, Captain Rex, and Jedi General Kit Fisto. Gree and his troopers eventually made it out alive. In order to not get infected and killed, they sealed their helmets and allowed to place for the virus to get them. On Uba IV, Gree was present in a battle between a couple of virus-filled octuptarra droids and his men. A head shot could release a contaminant of unknown origin.' ―Gree talking to his men
' The Seps have virus droids, so check your helmet seals and breathing filters.