Even though Reiji has never used Gunpla before, he overwhelms Sazaki’s Gunpla with his superb control technique. Sei builds, and Reiji battles. Thus the Gundam Build Fighters are born!
Sei, I'm going to keep my promise.
.سي، سوف أفي بوعدي لك
Sei, ich sagte doch, dass
ich meine Versprechen halte.
Sei, cumpliré mi promesa.
Sei, cumpliré mi promesa.
J’ai une promesse à tenir, Sei.
Sei, eu vou manter minha promessa!