Second Battle of Maridun started in 23,BBY. The New Sith Order wanted to take over the throne from the Civil species at Maridun. The Republic was busy with the Battle of Rectus IV and couldn't help the species. The Purple Squad alone got the mission to save the species from dying. Three Gunships were sent, the first was CL-4444 or "Costin" command for, the second was CT-27-5555 or "Fives" command for and the third was ARC-8448 or "Costin Jr" command for. CL-4444 alongside with Ecko, Rex Jr, Thiessen, Gummi and ARC-96-5893 tried to attack but failed and the Gunship was too damaged because a lone hynea bomber shot it down so no one could save them. The whole ship crashed and all the clones died. Costin Jr was broken, he lost his father and son. Costin Jr and his follows: ARC-8822, ARC-21-040