Mobile Suit Gundam Thunderbolt December Sky [ Top · OVERVIEW ]
If you are a longtime Gundam fan who has only watched the main UC timeline (MSG, Zeta, ZZ, Char’s Counterattack), December Sky is a refreshing side story that doesn't require prior knowledge (though knowing the context of the One Year War helps).
If you are a newcomer to mecha anime who thinks the genre is about "kids shouting and laser swords," this movie will shatter that expectation. It is a 70-minute suicide note written in beam rifle fire.
Where to watch: As of this writing, Mobile Suit Gundam Thunderbolt: December Sky is available on streaming platforms like Netflix (in some regions) and for digital rental/purchase via Amazon and Apple TV. For the best experience, watch it with a quality sound system or headphones—the jazz demands it.
December Sky is not "fun." It is visceral. There is a scene where a pilot, trapped in a sinking mobile suit, records a final will on a broken audio recorder while the oxygen runs out. That is the movie's tone for 70 straight minutes.
Skip it if: You want hopeful heroes, clear good vs. evil, or a happy ending.
Watch it if: You want to understand why Gundam has survived for 40 years. Because it’s not about the robots. It’s about the broken humans inside them.
Where to watch: December Sky is available on streaming via Amazon Prime Video (with a subscription to the Nozomi Entertainment channel) or for digital rental on Apple TV/YouTube Movies.
Pro tip: Do not confuse this with the sequel film, Bandit Flower. Watch December Sky first. Then stop. Let it sink in. Then watch Bandit Flower a week later when you’ve recovered.
Mobile Suit Gundam Thunderbolt: December Sky is a 2016 compilation film of the first season of the Mobile Suit Gundam Thunderbolt ONA. Produced by Sunrise, the movie features a gritty, high-octane reimagining of the One Year War, complete with new footage and a director's cut treatment. Core Premise & Setting
Set in Universal Century 0079, the story takes place in the "Thunderbolt Sector"—a treacherous shoal zone filled with colony wreckage and intense electrical discharge.
The Conflict: The Earth Federation’s Moore Brotherhood battles Zeon’s "Living Dead Division," a sniper unit composed entirely of amputee soldiers.
The Rivalry: The plot centers on the intense personal feud between Federation ace Io Fleming, a jazz-loving pilot of the Full Armor Gundam, and Zeon sniper Daryl Lorenz, who pilots the experimental Psycho Zaku. Key Highlights
Distinct Style: The film is renowned for its visceral, dark tone and a unique soundtrack featuring hardcore jazz and 1950s-style pop music supervised by Naruyoshi Kikuchi.
Production Quality: Reviewers frequently praise its high-detail mechanical animation and sophisticated character art, often comparing it to classics like 0083 Stardust Memory.
Availability: You can find the film on platforms like Amazon or official Gundam sites.
Mobile Suit Gundam Thunderbolt: December Sky - A Gripping Conclusion to the Thunderbolt Series
The Mobile Suit Gundam Thunderbolt series has been a thrilling ride, filled with intense action sequences, dramatic plot twists, and stunning visuals. The latest installment, Mobile Suit Gundam Thunderbolt: December Sky, brings the series to a close with a bang. In this article, we'll dive into the details of this final chapter and explore what makes it a must-watch for fans of the franchise.
The Story So Far
For those who may be new to the series, Mobile Suit Gundam Thunderbolt takes place in the Universal Century, an era of humanity's colonization of space. The story follows two main characters: Io Flacht, a former pilot of the Principality of Zeon's mobile suit squadron, and Elaine Marley, a skilled mechanic and engineer. The series explores their complicated past and their involvement in the ongoing conflict between the Earth Federation and Zeon.
December Sky: The Final Chapter
The final installment, Mobile Suit Gundam Thunderbolt: December Sky, picks up where the previous episode left off. Io and Elaine find themselves on a mission to infiltrate a heavily guarded Earth Federation base, with the goal of stealing a top-secret mobile suit. As they navigate through the base, they encounter a range of formidable opponents, from skilled pilots to advanced mobile suits.
The action sequences in December Sky are some of the most intense in the series, with beautifully animated mobile suit battles that will leave you on the edge of your seat. The film's climax features an epic showdown between Io's ally, the RX-78-2 Gundam, and a powerful Zeon mobile suit.
Themes and Character Development
One of the standout aspects of the Mobile Suit Gundam Thunderbolt series is its character development. Io and Elaine's complex relationship is explored in depth, revealing a rich backstory that adds depth to the story. The supporting cast is equally well-developed, with each character bringing their own unique personality and motivations to the table.
The themes of war, loss, and redemption are woven throughout the series, and December Sky brings these threads to a satisfying conclusion. The film's exploration of the human cost of conflict is both thought-provoking and emotionally resonant.
Production and Music
The production values in Mobile Suit Gundam Thunderbolt: December Sky are top-notch, with stunning visuals and a sweeping soundtrack that perfectly complements the on-screen action. The film's score, composed by Hiroyuki Sawano, is a masterclass in atmosphere and tension, elevating the viewing experience to new heights.
Conclusion
Mobile Suit Gundam Thunderbolt: December Sky is a thrilling conclusion to the Thunderbolt series, delivering on the promise of high-stakes action, emotional character development, and thought-provoking themes. Fans of the franchise will be on the edge of their seats as Io and Elaine navigate their way through the treacherous world of mobile suit warfare.
Whether you're a longtime Gundam fan or just jumping into the series, December Sky is a must-watch. With its gripping storyline, stunning visuals, and memorable characters, this final installment is sure to leave a lasting impression.
Rating: 5/5
Recommendation: If you're a fan of the Gundam franchise or mecha anime in general, Mobile Suit Gundam Thunderbolt: December Sky is an absolute must-watch. Even if you're new to the series, the film's engaging storyline and well-developed characters make it easy to jump in and enjoy.
Mobile Suit Gundam Thunderbolt: December Sky
The third installment in the Mobile Suit Gundam Thunderbolt series, "December Sky," continues the epic battle between the Principality of Zeon and the Earth Federation. This OVA (Original Video Animation) episode dives deeper into the complexities of war, character development, and the human condition, set against the backdrop of the Universal Century.
Mobile Suit Gundam Thunderbolt December Sky is not entertainment; it is an experience. It is a 70-minute anxiety attack set to a blistering jazz beat. It refuses to glorify war, yet it cannot stop looking at the spectacle of destruction. It is a film about two men who hate each other but rely on each other to justify their existence.
In the final frames, as the debris field of the Thunderbolt Sector drifts silently, you realize the title is a lie. There is no sky in space. Only the void. And through that void, the echo of a saxophone and the crunch of broken metal.
If you are ready to see the One Year War without rose-colored glasses, queue up Mobile Suit Gundam Thunderbolt December Sky tonight. Turn up the volume. Let the jazz burn.
Jazz, Junk, and Joyless War: Why Gundam Thunderbolt: December Sky is a Modern Masterpiece If you think you know Mobile Suit Gundam Thunderbolt: December Sky
might just blow your cockpit open. Forget the optimistic "newtype" evolution or standard "war is bad" lessons of the past; this is a gritty, jazz-fueled descent into the absolute brutality of the One Year War The Setting: The Thunderbolt Sector The film is a compilation of the first four episodes of the Thunderbolt
ONA series, condensed into a 70-minute high-octane spectacle. It takes place in the Thunderbolt Sector
, a shoal zone filled with the debris of destroyed space colonies and constant electrical discharges. A Rivalry Without Heroes Unlike many entries in the franchise, December Sky
doesn't give you a clear "good guy." Instead, it pits two broken men against each other: Io Fleming (Earth Federation):
An ace pilot and jazz enthusiast who feels more like a thrill-seeking predator than a hero. He pilots the heavily-armed Full Armor Gundam Daryl Lorenz (Principality of Zeon):
A tragic sniper in the "Living Dead Division"—a unit composed entirely of amputee soldiers. To counter the Gundam, he undergoes a horrific procedure to interface directly with the Psycho Zaku Why You Should Watch It Mobile Suit Gundam: Thunderbolt – December Sky Review
Since the original 1979 Mobile Suit Gundam anime, the franchise has divulged throughout alternate timelines and explored its own ' mobile suit gundam thunderbolt december sky
Mobile Suit Gundam Thunderbolt: December Sky (2016) is a high-octane theatrical compilation of the first four episodes of the Thunderbolt ONA series. Set in an alternate timeline during the One Year War (U.C. 0079), it is celebrated for its gritty realism, stunning hand-drawn mechanical animation, and a unique free-jazz soundtrack. Core Conflict & Setting
The story unfolds in the Thunderbolt Sector, a "shoal zone" filled with the wreckage of destroyed space colonies from Side 4 (Moore). Constant lightning strikes from electrified debris make it a navigational nightmare and a strategic graveyard.
The Moore Brotherhood (Federation): A unit of survivors from the destroyed Moore colony, fighting to reclaim their homeland.
The Living Dead Division (Zeon): A sniper unit composed primarily of amputee soldiers used to gather combat data through experimental prosthetics. Main Characters & Mobile Suits
The feature centers on a psychological and physical duel between two ace pilots who are "destined to kill each other". Mobile Suit Gundam Thunderbolt DECEMBER SKY
Mobile Suit Gundam Thunderbolt: December Sky is a 2016 compilation film that edits the first four episodes of the Mobile Suit Gundam Thunderbolt
ONA (Original Net Animation) series into a feature-length narrative. Directed by Kō Matsuo and produced by Sunrise, it is a gritty, high-octane "side story" set within the Universal Century (U.C.) timeline during the final stages of the One Year War in U.C. 0079. Plot Overview The film focuses on the Thunderbolt Sector
, a shoal zone filled with the wreckage of the destroyed Side 4 colonies. Constant electrical discharges from colony debris give the region its name and create a hazardous environment for mobile suit combat. The conflict pits two specialized units against each other: The Moore Brotherhood (Earth Federation Forces):
A unit composed of survivors from the Moore colony who are desperate to reclaim their homeland. The Living Dead Division (Principality of Zeon):
An experimental sniper unit primarily made up of soldiers who have lost limbs, serving as test subjects for advanced neuro-interface technology. Dual Protagonists and Rivalry
The story is driven by the intense, personal rivalry between two ace pilots on opposite sides of the war:
Mobile Suit Gundam Thunderbolt: December Sky is widely regarded as
a visually stunning, ultra-gritty masterpiece that redefines the "war is hell" theme of the Universal Century
. As a compilation of the first four ONA (Original Net Animation) episodes with added footage, it delivers a condensed, high-intensity experience characterized by brutal combat and an iconic jazz-infused soundtrack. Plot & Themes
Set during the tail end of the One Year War (U.C. 0079), the film focuses on the Thunderbolt Sector
, a debris-filled graveyard of space colonies plagued by constant electrical storms. The Conflict:
The Earth Federation’s "Moore Brotherhood" attempts to reclaim the sector from the Principality of Zeon’s "Living Dead Division"—a unit composed primarily of amputee soldiers serving as snipers. Key Rivalry:
The heart of the film is the lethal duel between Federation pilot Io Fleming and Zeon sniper Daryl Lorenz Bleak Tone: Unlike more heroic December Sky
is unapologetically dark, exploring themes of sacrifice, mutilation, drug use, and the dehumanizing effects of technological advancement. Audio-Visual Excellence
Echoes of the Thunderbolt Sector: A Reflection on "December Sky"
Mobile Suit Gundam Thunderbolt: December Sky is far more than just a compiled version of an ONA series; it is a visceral, jazz-infused descent into the "hell of war". Set during the twilight of the Universal Century’s One Year War, the film strips away the romanticism often found in mecha anime, replacing it with a gritty, violent perspective on the cost of conflict. The Duality of Protagonists
At the heart of December Sky is a relentless rivalry between two pilots, neither of whom fits the mold of a traditional "hero". If you are a longtime Gundam fan who
Io Fleming (Earth Federation): A cocky, jazz-loving ace who treats the battlefield like his own personal stage. Piloting the heavily armored Full Armor Gundam, he represents the brutal efficiency of the Federation’s military machine.
Daryl Lorenz (Principality of Zeon): A sniper within the "Living Dead Division," a unit composed of amputee soldiers. To combat the Gundam threat, Daryl undergoes further physical sacrifice, losing his remaining limbs to interface directly with the Reuse "P" Device in his Zaku II.
The film excels by giving both characters understandable motivations, making viewers care about both sides of the conflict. It highlights that in war, loss is universal, and the "winning" side often pays an unbearable price. Aesthetic and Narrative Impact
Visually, December Sky is regarded as a masterpiece of modern animation. The space battles in the debris-filled Thunderbolt Sector are a captivating spectacle of lightning and destruction. This is matched by a distinct auditory identity—the clashing soundtracks of Io’s aggressive free jazz and Daryl’s melancholic pop ballads serve as an extension of their psychological states.
A Symphony of Brutality: Why Mobile Suit Gundam Thunderbolt: December Sky is a Modern Masterpiece
The Gundam franchise has always been defined by the tension between the "Real Robot" genre's gritty warfare and the idealistic "Newtype" evolution of humanity. However, few entries in the four-decade-long saga strip away the space-opera polish quite like Mobile Suit Gundam Thunderbolt: December Sky.
Originally a series of ONA (Original Net Animation) episodes adapted from Yasuo Ohtagaki’s manga, this compilation film presents a visceral, jazz-infused nightmare that reimagines the One Year War not as a heroic struggle, but as a grueling meat grinder. The Thunderbolt Sector: A Graveyard of Giants
The story takes place in the infamous Thunderbolt Sector, a shoal zone filled with the debris of destroyed space colonies and constant electrical discharges. This graveyard serves as a strategic supply route for the Principality of Zeon, and the Earth Federation’s "Moore Brotherhood"—a unit composed of survivors from the destroyed colonies—is determined to take it back.
The setting itself is a character. The claustrophobic, jagged landscape of drifting metal creates a high-stakes arena where death comes from any angle, perfectly mirroring the psychological state of the protagonists. A Tale of Two Aces: Io Fleming vs. Daryl Lorenz
At its core, December Sky is a character study of two men broken by war, defined by their relationship to music and their machines.
Io Fleming (The Federation): A daredevil pilot with a nihilistic streak and a love for aggressive free-form jazz. Unlike the traditional "reluctant hero" archetype (like Amuro Ray), Io thrives in the cockpit. To him, the Full Armor Gundam is a tool for liberation through destruction.
Daryl Lorenz (Zeon): A sniper who has already lost his legs in battle. Daryl finds solace in soulful pop ballads. His journey is even more tragic, as he eventually sacrifices his remaining humanity to interface with the Psycho Zaku—a machine that requires the pilot to be physically integrated into the mobile suit via prosthetic limbs.
There are no clear villains here. The film masterfully portrays both sides as desperate, exhausted, and morally compromised, leaving the audience to wonder who they should actually be rooting for. Animation and Aesthetic: The Gritty Side of UC
Produced by Sunrise, the animation in December Sky is breathtaking. It moves away from the cleaner lines of Gundam SEED or Gundam 00, opting for a highly detailed, mechanical aesthetic. The mobile suits—specifically the FA-78 Full Armor Gundam and the MS-06R High Mobility Type Psycho Zaku—are rendered with an obsession for detail, featuring extra thrusters, sub-arms, and massive propellant tanks.
The violence is uncompromising. This is an R-rated Gundam experience where cockpit penetrations are messy and the psychological trauma is palpable. The Soundtrack: The Pulse of Battle
You cannot talk about Thunderbolt without mentioning the music. The juxtaposition of high-octane free jazz during Io’s sorties and melancholic 1950s-style pop during Daryl’s scenes creates a unique sensory experience. The jazz isn’t just background noise; it’s the rhythm of the combat, mirroring the chaotic, improvisational nature of the dogfights in the debris field. Final Verdict
Mobile Suit Gundam Thunderbolt: December Sky is a must-watch for both veteran fans and newcomers. It serves as a stark reminder that in the Universal Century, war isn't about shiny robots—it's about the people who are consumed by them. It is a haunting, beautiful, and devastating addition to the Gundam mythos that proves there is still plenty of room for innovation within the One Year War timeline.
On the Federation side, we have Ensign Io Fleming. On the surface, he is a privileged son of a rich family from the colonies. But beneath the confident smirk lies a reckless adrenaline junkie. Io flies the Full Armor Gundam (FA-78) not to save humanity, but because the chaos of battle is the only time he feels alive.
Io is defined by his music. He blasts classic American jazz (specifically, the album Moanin’ by Art Blakey) into the cockpit speakers and across the comms of his enemies. It is a psychological weapon. He uses jazz as a metronome for destruction, synchronizing his beam rifle shots to the rhythm of the drums. To Io, Zeon soldiers are not people; they are instruments to be played and discarded.
The audio landscape is the defining characteristic of December Sky.
Mobile Suit Gundam Thunderbolt: December Sky is a 2016 animated compilation film from Sunrise that adapts the first season of the ONA series, focusing on a brutal conflict in the Thunderbolt Sector during the One Year War [1, 9]. The film follows the personal rivalry between Federation pilot Io Fleming and Zeon sniper Daryl Lorenz, highlighting the traumatic effects of war [7, 12, 16]. This 70-minute film, which includes added scenes from the manga, is known for its distinctive jazz soundtrack [24].
