Nobita and Doraemon use the to enter an empty "World Inside the Mirror," where they assemble the massive robot, naming it Zanda Claus . However, they soon discover Zanda Claus is actually a destructive weapon from a distant robot planet called Mechatopia.
Doraemon: Nobita and the New Steel Troops: ~Winged ... - IMDb
(titled in India as Doraemon The Movie: Nobita and the Steel Troops—The New Age ) is widely considered one of the most emotional and action-packed entries in the entire franchise. Originally released in Japan in 1986 and later remade in 2011, the 2011 version became the first Doraemon movie ever released in Indian theaters , making it a landmark film for Hindi-speaking fans. Plot Overview: A Battle for Earth
The story begins with Nobita's desire for a giant robot to compete with Suneo’s new toy. While cooling off at the North Pole using Doraemon’s gadgets, he finds a mysterious blue sphere and a giant robot leg. Soon, more parts fall from the sky into his backyard.