

During the reign of King Sejong in the 15th century, the Joseon Dynasty was the embodiment of the perfect state. To the Ming China, the aspiring imperial power, Joseon presented an obstacle to territorial expansion. To protect themselves from war, King Sejong develops a secret weapon to defend their territory and take back their land and supremacy.
Practical Effects
Real-built hwacha rocket launchers — no CGI fire here, baby.
Production
Massive fortress sets that cost more than some countries' GDP.
Costume
Ming armor so detailed you'll pause to Google historical accuracy.
Director
Kim Yoo-jin
Trivia, insights & behind the scenes
The singijeon rockets were real 15th-century Korean weapons, though their battlefield effectiveness remains debated by historians.
Released during a wave of Korean historical blockbusters, this film sparked controversy for its portrayal of Ming China as cartoonishly villainous.
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