OVA
Description
Grey Wolf is the code name of a mysterious pilot who appears in a CGI short film set during the First Neo Zeon War. His true identity is never explicitly stated within the narrative, but his appearance and history strongly suggest he is Shin Matsunaga, the renowned Zeon ace pilot known as the White Wolf of Solomon during the One Year War. He is a mature man, depicted with a distinguished beard and a veteran's demeanor, physically matching the appearance of the former Zeon ace.

The character of Grey Wolf carries the legacy of his past with him. Having once been a celebrated pilot for the Principality of Zeon, his background places him among the most skilled warriors of his generation. However, following the end of the One Year War, he eventually came to serve with the Anti-Earth Union Group, the AEUG, operating under the assumed name Grey Wolf. Despite his new allegiance, he maintains the iconography of his former identity, using a personal emblem of a wolf that echoes his old White Wolf motif. A notable personality trait is his very specific preference for his mobile suit's appearance. He expresses clear dissatisfaction that his machine is colored yellow, a result of its anti-beam coating, and makes it known that he would have strongly preferred it to be grey.

Within the story, Grey Wolf acts as one of three elite pilots launched on a critical mission from the AEUG's Dakar base to intercept and destroy a massive, unidentified enemy mobile armor. His role in the mission is that of a direct, aggressive fighter, piloting a heavily modified Zeta Gundam designated the Buster Zeta or Grey Zeta, which is tailored for increased firepower. His relationship with his fellow pilots is defined by a shared but unspoken respect. He works alongside two other aces operating under the code names Red Snake and White Unicorn. Significantly, Grey Wolf treats White Unicorn, whose implied identity is the famous Federation pilot Amuro Ray, with a notable degree of respect, even deferentially bowing to him. This gesture is particularly meaningful given Grey Wolf's own status as a former enemy ace, highlighting a profound professional acknowledgment between two legendary warriors on the same side.

Grey Wolf undergoes a significant and ultimately final character development through his actions in battle. He is notably not a strong Newtype, unable to sense the enemy as the other pilots can. Despite this, he makes the tactical decision to perform a suicidal attack, deliberately ramming his Buster Zeta into the massive mobile armor. His self-sacrifice is not an act of desperation but a calculated maneuver to expose the enemy's attack patterns to his ally White Unicorn, enabling the surviving pilots to achieve victory. This act defines his character as a professional soldier willing to give his life to complete the mission and ensure the success of his comrades.

As a pilot, Grey Wolf's notable abilities are rooted in his extensive combat experience. He is a survivor of the One Year War with an exceptional record, having been credited with destroying numerous enemy mobile suits and vessels. While he lacks the extrasensory perception of a true Newtype, his skills are those of a supremely gifted and seasoned tactician and close-quarters combatant, a preference that earned him his original nickname. His combat style is aggressive and direct, culminating in the final, devastating charge against a far larger opponent. He pilots the MSZ-006-3B Zeta Gundam 3B Type, a machine he calls Buster. This unit is distinguished by its heavy weapons, including a large beam launcher and a shield with built-in beam guns, and its unique yellow coloring, a feature of its beam-deflecting coating.