This is a list of fictional characters from the Japanese anime series Gundam Build Fighters Try.

Characters Try Fighters The are the main protagonists of the series and are based at , the same alma mater as the core characters of the previous season. Initially the underdogs in the sport, the Try Fighters fight their way to become the West Tokyo Champions and secure a spot in the national championship.

Main Gunpla: BG-011B Build Burning Gundam; TBG-011B Try Burning Gundam; KMK-B01 Kamiki Burning Gundam Other Gunpla: MS-09 Dom; Musha Godmaru Sekai is a second-year transfer student at Seiho Academy and a disciple of the who has returned home after his master left to train in the Guyana Highlands. After meeting Fumina Hoshino, he learns about the existence of Gunpla, and begins to gain interest and enjoy it. Due to his exceptional fighting skills, he is seen by Mr. Ral as "the second coming of Reiji". During Gunpla battles, Sekai undergoes with his Gunpla, which makes it an extension of his martial arts skills. Consequently, this assimilation has the nocebo effect of Sekai sustaining physical injuries when his Gunpla is damaged.

Gunpla: KUMA-F Beargguy Family; KUMA-P Beargguy Pretty Mirai is Sekai's elder sister and legal guardian. She is also a part-time fashion model for teen magazines. She used to train in Jigen Haoh School martial arts at a young age and just like Sekai, she too can incorporate its moves in Gunpla Battle. Mirai becomes the official Gunpla Battle image character after Karin, the original candidate, steps down due to her pregnancy before the start of the national tournament.

Gunpla: RGM-237C Powered GM Cardigan; SD-237 Winning Gundam; SD-237S Star Winning Gundam A tomboyish third-year student at Seiho Academy and the president of the , as well as the leader of the Try Fighters. As the sole member left after her seniors graduated and all other members moved to the Plastic Model Club, she loves Gunpla from the bottom of her heart, and begins rushing around to collect members in order to participate in the middle school section of the national tournament. Aside from Yuuma's childhood promise, Fumina's inspiration to take up Gunpla Battle is Lady Kawaguchi, a female champion from a previous tournament. She also started to develop feelings for Sekai and is jealous when seeing him close with another girl.

Main Gunpla: LGZ-91 Lightning Gundam; LGZ-91Fb Lightning Gundam Full Burnern; MSZ-006LGT Lightning Zeta Gundam; LGZ-91St Lightning Gundam Strider; PF-73-3BL Gundam Lightning Black Warrior Other Gunpla: GW-9800 Gundam Airmaster; PF-78-3A Gundam Amazing Red Warrior A second-year student at Seiho Academy and China Kousaka's younger brother. His skills in modeling have earned him the Grand Prix award at an artistic Gunpla contest. Growing up with Fumina Hoshino, Yuuma promised her they would enter the Gunpla Battle championships together, but he had lost interest due to a humiliating loss at the hands of Saga Adou on a tournament two years ago. Initially, he teams up with Daiki Miyaga and Eri Shinoda to battle Sekai and Fumina, but upon remembering his promise to Fumina, he betrays and helps defeat Miyaga to become the third member of the Try Fighters. Despite being a team, Yuuma and Sekai are often at odds with each other due to Sekai's inexperience with Gunpla, though Yuuma eventually accepted Sekai as the ace of their team. Yuuma has a crush on Sekai's sister, Mirai. Similar to Sekai, Yuuma is considered by Minato as "the second coming of Sei Iori."

Gunpla: MS-07R-35 Gouf R35; MS-09R-35 Dom R35 Returning from the previous series, is a local resident based on the Zeon character from the original Mobile Suit Gundam series. Having a deep knowledge of Gunpla Battle, Ral now acts as the Try Fighters' coach.

Seiho Academy

Gunpla: KUMA-F Beargguy Family; KUMA-P Beargguy Pretty Mirai is Sekai's elder sister and legal guardian. She is also a part-time fashion model for teen magazines. She used to train in Jigen Haoh School martial arts at a young age and just like Sekai, she too can incorporate its moves in Gunpla Battle. Mirai becomes the official Gunpla Battle image character after Karin, the original candidate, steps down due to her pregnancy before the start of the national tournament.

Gunpla: AEU-09T AEU Enact Custom; AEU-MA07013 Agrissa Type 13 Miyaga is the president of Seiho Academy's , which has seen members migrate from the Gunpla Battle Club. He is referred to as by Sekai and Fumina.

Gunpla: RMS-116H Hobby Hizack Eri is the vice president of the Plamo Club who has somewhat of a relationship with Miyaga. She develops a personality change when she removes her eyeglasses.

Song Dynasty Vase is the Gunpla Battle team representing . The team dresses up in Zeon-inspired school uniforms. The school is named after Odessa, one of the most important battlefields of the One Year War in the Universal Century timeline. Song Dynasty Vase is a reference to M'quve's beloved antique vase; M'quve was the Zeon commander during the battle of Odessa.

Gunpla: AMX-104GG R-Gyagya; YMS-15KRT02 Gyancelot The leader of Song Dynasty Vase, Kaoruko Sazaki is the younger sister of Susumu Sazaki from the previous season. Her team has made the top four in the previous year's West Tokyo regional qualifiers. Upon conceding to Sekai after saving her from being sucked out of the colony in their battle stage, she falls in love with him. Gyanko sees Fumina as a rival for Sekai's attention (though he is oblivious to Gyanko's advances and both girls' feelings towards him), as well as in Gunpla Battle. She continues to assist and cheer for Team Try Fighters (Sekai in particular) throughout their run for the championship. Like Fumina, she gets jealous when seeing Sekai with other girls.

Gunpla: GF13-050NSW Nobel M Gundam; Impulse GM Mahiru Custom Shigure is the purple-haired member of Song Dynasty Vase.

Gunpla: JMF1336R Rising K Gundam; Impulse GM wktk Custom Keiko is the blue-haired member of Song Dynasty Vase.

Gunpla: YMS-15TS Gyan; HG-01 Hyper Gyanko Gyanko's younger brother, who heavily resembles Susumu. As with his older siblings, Tateo is fond of the Gyan mobile suit, which he uses to win the Junior Course trophy in the Gunpla Builder's Contest Meijin Cup. Upon accepting his trophy, he declares Mamoru Izuna as his rival.

G-Master is the Gunpla Battle team representing . They won the West Tokyo regional championship in the previous year.

Main Gunpla: MSN-001M Mega-Shiki Other Gunpla: AMS-129M Zee Zulu Leader of G-Master. Years before, he lost to Susumu Sazaki in a Gunpla Battle, but he learned from that defeat by mastering his battle skills to lead his team into a regional championship. After losing the first round of the national championship that year, he realized the limits of his Gunpla building skills and commissioned Minato Sakai to build him the perfect Gunpla for the current tournament.

Gunpla: LM312V04 Amethyst Victory Gundam The female member of G-Master, Yomi is often annoyed by Akira Suga's womanizing attitude. She also has a tendency to talk down to her fallen opponents.

Gunpla: ZZ-999 Zeo Zeong; MSN-02 Perfect Zeong Originally the third member of G-Master, he is replaced by Akira Suga after losing in a practice battle.

Gunpla: G-P.A.R.T.S DELTA G-Bomber, GT-9600-dV Gundam Leopard da Vinci A student newly transferred from Gunpla Academy to Miyazato Institute who is reminiscent of Slegger Law from Mobile Suit Gundam. Nicknamed , he was part of the team that won the previous year's Gunpla Battle World Championship. Being an experienced Gunpla Builder, he has extensive knowledge of the sport, from a Gunpla's source of assembly to an opponent's fighting style. After defeating Meguta in a practice battle, Akira becomes the third person in G-Master. Just like Sekai, Akira seems to be a practitioner of martial arts, as he also uses martial arts techniques in Gunpla Battle. Having just acquired his driver's license days before the national tournament, he wrecks his blue Volkswagen Beetle Convertible while driving Junya Inose home; because of this, Junya has a fear of Akira's driving skills.

Team SRSC Team SRSC (Seiren Science Club) represents the Science Club of and has won numerous robotic contests – including Gunpla Battles. Because they change their Gunpla every battle, their tactics cannot be predicted by their opponents.

Gunpla: RX-79[G]Ez-SR1 Gundam Ez-SR Intruder The overseas trained ace of the Nautical Department.

Gunpla: RX-79[G]Ez-SR2 Gundam Ez-SR Eliminator A natural genius at electronic engineering.

Gunpla: RX-79[G]Ez-SR3 Gundam Ez-SR Shadow Phantom The top student in information science.

Team FAITH Team represents . All of their Gunpla are built straight out of the box by Shimon's brother Mamoru, without any kind of customization. The team is named after FAITH (Fast Acting Integrated Tactical Headquarters), an elite division of ZAFT from Mobile Suit Gundam SEED Destiny.

Gunpla: ZGMF-X42S Destiny Gundam; ZGMF-X56S/θ Destiny Impulse Gundam A gifted athlete who was set to become a junior high boxing champion, but he left the sport to take up Gunpla Battle after learning of his younger brother Mamoru's illness. Though he loses to Sekai, the two quickly become good friends due to their similar personalities and beliefs, and Shimon continues to assist and cheer for the Try Fighters at the national tournament.

Gunpla: MVF-M11C Murasame Shimon's obese partner in Team FAITH. Despite his lack of Gunpla knowledge, he is very loyal to Shimon.

Gunpla: GAT-04+AQM/E-A4E1 Jet Windam Like Gorou, Kouji has no knowledge in building Gunpla, but is extremely supportive of Shimon.

Shimon's younger brother who is confined to the hospital. He builds Gunpla for Shimon to use in Gunpla Battles. As a child, Mamoru is a "straight builder", a person who builds models only with what is provided by the kits themselves, and does not apply any extra touches, such as painting, removing seam lines, and, judging by Shimon's High Grade Destiny Gundam's appearance, he does not even remove all of the nubs from where the parts were originally connected to their runners.

Celestial Sphere Representing of Shizuoka Prefecture, is the reigning Gunpla Battle World Champion and the dominant national team for six years in a row. The school was incorporated from a previous Gunpla academy that was owned by PPSE. Celestial Sphere gets its name from Celestial Being of Mobile Suit Gundam 00.

Gunpla: GN-9999 Transient Gundam The team leader who is Allan Adams' nephew. Trained by veteran fighter Julian Mackenzie in England, Wilfrid aims to become the fourth Meijin.

Main Gunpla: RX-END Gundam The End Other Gunpla: Cruel Gundam Nicknamed the , he is a veteran Gunpla Fighter who displays complete arrogance during battle. Saga is rumored to have destroyed over 1,000 Gunpla in his career. He defeated Yuuma in a Gunpla Battle two years ago, mercilessly crushing his Gunpla that caused Yuuma to quit Gunpla Battle. As Saga had injured his right wrist in the previous tournament, his teammates are concerned that he might reinjure it during the national tournament. Toward the end of the series, Saga has his wrist re-examined, and it is implied that he retires from Gunpla Battle.

Gunpla: GNW-100P Gundam Portent; GNT-0000SHIA Gundam 00 Shia Qan[T] Wilfrid's younger sister and herself an expert Gunpla Builder. She thinks the Build Burning Gundam is "beautiful", and coaches Sekai on how to repair it. She is suspected to hold feelings for Sekai, and often offers to build Sekai a new Gunpla, which appears to be her way of expressing friendship or camaraderie, as she also offers to do the same for her teammates. By episode 25, she had finally followed through in helping Sekai make his own Gunpla: the Kamiki Burning Gundam. Both Fumina and Gyanko are highly suspicious of Shia, and they become jealous when seeing Sekai with her.

Gunpla: CB-9696G/C/T Reversible Gundam