Let us clear up a few myths:
The 50th and final episode is titled . In this finale, the climactic battle of the Second Battle of Jachin Due reaches its conclusion. Kira Yamato (in the Strike Freedom's predecessor, the upgraded Strike) and Athrun Zala (in the Justice) face off against the ZAFT nuclear weapon GENESIS and the rogue commander Rau Le Creuset. The episode ends with the war's cessation, a fragile peace, and a famous epilogue showing the main characters—including Kira, Athrun, Lacus Clyne, and Cagalli Yula Athha—looking toward a rebuilt future. gundam seed 51
: A compilation of the 50 episodes into three movies with updated animation and re-recorded dialogue. Let us clear up a few myths: The
Arin's first mission with the Gundam Seed 51 is to infiltrate a highly classified Earth Alliance research facility and gather intel on their new, experimental mobile suit project. As Arin descends onto the facility's grounds, she is met with unexpected resistance from the Earth Alliance's elite forces. The episode ends with the war's cessation, a
Alternatively, if you're referring to a specific fan-made work or a fictional concept called "Gundam Seed 51", please provide more context, and I'll try to help you understand it better.
However, a separate release—the (also known as the Director's Cut )—compiled the story into four 90-minute specials: