Cosmic Iron Man World Double Dragon

When the world-famous mechanical engineering scholar Dr. Hayama, together with his eldest son Kaoji and second son Ryuji, held a birthday party for the youngest third brother Kenji, the three were captured by the Dada Stars on the way. Later, the Dada planet sent a robot army to invade the earth. At this time, two robots came from the universe. They are the twin dragons of heaven and earth who have transplanted all the character memories of Ke Zhi and Long Zhi. These two robots, who are equal to biological brothers, began to fight for the earth.