Advance of Zeta: The Flag of Titans

Set before Mobile Suit Zeta Gundam, the story follows the Titans Test Team, Black Otter Team, on their mission to test new mobile suits for the Titans. It begins with Eliard Hunter, an Earth Federation mobile suit pilot being assigned to the Titans and transferring to the Aswan, an Alexandria class carrier. There he meets Carl Matsubara, another new Titans recruit, Audrey April a skilled pilot and chief of test operations and data gathering, and Wes Murphy, a veteran of the One Year War and the Delaz Conflict. The Black Otter team doesn’t just carry out test runs, it also participates in real combat missions against Zeon Remnants and later, against AEUG.

The manga adaptation of Gundam 0083. Years after the One Year War ended, in hopes of resurrecting the Principality of Zeon forces, Anavel Gato (also known as the "Nightmare of Solomon") steals a Gundam Unit 02 from the Earth Federation Forces. In the heat of battle Kou Uraki enters Unit 01 to confront Gato. *Note: Includes three extra chapters.*

Ensign Reccoa Londe has provided the AEUG with information regarding possible mobile suit development at the civilian colonies of Green Noa. Lieutenant Quattro (Char Aznable) with his wingmen Lieutenant JGs Apolly (Andy) and Roberto (Ricardo) head to the colony to investigate. On Green Noa 1, Kamille Bidan is rushing to the spaceport where the Temptation, a ship a former One Year War ace is on, is docking. He’s hoping to get an autograph from the famed Captain Bright Noa. As Bright explains that he’s on duty, Jerid and company interrupt the two. Jerid smacktalks Bright for receiving a two rank demotion upon refusing to join the Titans and grabs Kamille’s photo saying he should sign it as an elite member of the Federation. The two get into a scuffle and Kamille is hauled off for questioning. Matosh questions Kamille about being an AEUG insider but just then he’s freed after his story checks out. Just as the handcuffs come off, the Gundam MK-II crashes into the building…

A.O.Z Re-Boot Gundam Inle: Kuro Usagi no Muta Yume is set in U.C. 0091after the end of the First Neo Zeon War. Zeon Remnants had retreated to Mars, forming "ReZeon" under General Alicia Zabi. By absorbing the Titans remnants after the Gryps War, they strengthened their military strength. This story depicts the Titans comeback that began on Mars. Their dream--what does "the shining star again" mean? Look, with a bird's-eye view, at the memories of their battles spun in history. *Note: The first chapter was pre-published on April 25, 2014 in Dengeki Hobby Magazine.*

In the year UC 0079, during the One Year War of the first Gundam series and eight years before the story in Zeta Gundam, a boy named Van Asiliaino and his friends attempt to flee the war, and their fates change when they meet a certain soldier. (Source: Gundam Wiki)