thumb|300px|right|Version 1thumb|300px|right|Version 2
Brave Heart is the Japanese opening theme to Metal Fight Beyblade 4D. It was attached to the second episode of the series, Legend Blader (レジェンドブレーダー) It received a full makeover in Lion Going Into' The Wilderness (荒野を行く獅子). It had then made changes at Gathering! The Legendary Bladers (集結!レジェンドブレーダー) It then made a final change in Flash Sagittario.
(フラッシュサジタリオ)
Japanese:
Version 1 and 2:
- kokoro no yuki bakuhatsu sasete
- mawari tusu keruyo
- metalu fight beyblade!
- nekketsu beybu!
- nutcinuke butsukare showoriwo mesashite
- tobichiru hibanaga ikiteru akashita
- 3,2,1 go shoot fight
- sekai wo koetara
- sayko u no miete kuru
- kokoro no yuki bakuhatsu sasete
- mawari tusu keruyo!
- metalu fight beyblade!
- hagane no tsubasa kasane awasete
- ima koso okosuze big bang!!
- ore to omae ga densetsu ni naru
- dare yori mo tsuyoku
- metal fight beyblade!
English Translation
Version 1 and 2
- The Courage in your heart will explode
- and keep on spinning!
- Metal Fight Beyblade!
- Passionate Blader!
- Launch! Clash! Aim towards victory!
- The flying sparks are living proof.
- 3, 2, 1, Go shoot! Fight!
- If you surpass the world,
- The strongest position will come into view!
- The Courage in your heart will explode
- and keep on spinning!
- Metal Fight Beyblade!
- The wings of steel overlap,
- and now awake. Big Bang!
- You and I will become the legend,
- stronger than anybody
- Metal Fight Beyblade!
Characters
Version 1
- Gingka Hagane
- Kyoya Tategami
- Benkei Hanawa
- Kenta Yumiya
- Madoka Amano
- Blader DJ
- Ryo Hagane
- Hikaru Hasama
- Yuki Mizusawa
- Pluto
- Masamune Kadoya
- Toby
- Zeo Abyss
- Da Shan Wang
- Chi-yun Li
- Chao Xin
- Mei Mei
- Julian Konzern
- Sophie
- Wells
- Klaus
- Tsubasa Otori
- Yu Tendo
- Johannes
- Ryuga
Version 2
- Legendary Bladers
- Gingka Hagane
- Kyoya Tategami
- Yuki Mizusawa
- King
- Ryuga
- Kenta Yumiya
- Chris
- Aguma
- Dunamis (Good and Evil Egos)
- Titi
- Benkei Hanawa
- Kenta Yumiya
- Madoka Amano
- Team GanGan Galaxy
- Pluto
- Johannes
- Hikaru Hasama
- Nemesis (Black Sun Form and True Form)
- Rago
Version 3
- Legendary Bladers
- Gingka Hagane
- Kyoya Tategami
- Yuki Mizusawa
- King
- Ryuga
- Kenta Yumiya
- Chris
- Aguma
- Dunamis (Good and Evil Egos)
- Titi
- Benkei Hanawa
- Kenta Yumiya
- Madoka Amano
- Team GanGan Galaxy
- Pluto
- Johannes
- Hikaru Hasama
- Nemesis (Black Sun Form and True Form)
- Rago (face shown)
Version 4
- Legendary Bladers
- Gingka Hagane
- Kyoya Tategami
- Yuki Mizusawa
- King
- Ryuga (replaced by Kenta)
- Kenta Yumiya (replaces Ryuga)
- Chris
- Aguma
- Dunamis (Good and Evil Egos)
- Titi
- Benkei Hanawa
- Kenta Yumiya
- Madoka Amano
- Team GanGan Galaxy
- Pluto
- Johannes
- Hikaru Hasama
- Nemesis (Black Sun Form and True Form)
- Rago (face shown)
Beyblades
Version 1
- Big Bang Pegasis F:D (Gingka's)
- Fang Leone 130W2D (Kyoya's)
- Mercury Anubis 85XF (Yuki's)
- Earth Eagle 145WD (Tsubasa's)
- Flame Libra T125ES (Yu's)
- Meteo L-Drago LW105LF (Ryuga's; Evolves*)
- L-Drago Destroy F:S (Ryuga's; Evolved*)
Version 2, 3, 4
- Big Bang Pegasis F:D (Gingka's)
- Fang Leone 130W2D (Kyoya's)
- Mercury Anubis 85XF (Yuki's)
- Variares D:D (King's)
- Blitz Unicorno 100RSF (Masamune's)
- Flame Libra T125ES (Yu's)
- Earth Eagle 145WD (Tsubasa's)
- L-Drago Destroy F:S (Ryuga's)
Gallery
Version 1
Version 2
Trivia
Version 1
Version 2
- This intro is the shortest, being just 60 seconds long.
- Most minor characters are removed from the intro, including Ryo Hagane, Team Wang Hu Zhong, Team Excalibur, Toby, and Zeo.
- The Pegasus logo shown is not the current one.
- This intro focuses on the Legend Bladers rather than everything else.
- Titi is featured in the intro, despite not being officially revealed at the time of debut.
Version 3
- Rago's face is shown.
- Nemesis had changed when showed Legend Bladers.
Version 4
- Pluto's face was shown.
- Kenta's replaces Ryuga as a Legend Blader when showd Legend Bladers.
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