Space Monster Wangmagwi(우주괴인 왕마귀)

This sci-fi film features a space creature named Wangmagwi (big devil) that land in the Earth in a flying object to occupy the planet. Koreans of every corner of the society fight against the monster in unison but it is not wavered and destroys buildings and facilities. In the end united Korean forces defeat Wangmagwi that commits suicide by bombing itself out of desperation.