Sergeant Keroro: The Super Duper Movie 3

超劇場版ケロロ軍曹3 ケロロ対ケロロ 天空大決戦であります！

Keroro Gunsou Movie 3: Tenkuu Daikessen de Arimasu!

The movie begins with Fuyuki Hinata and the Keroro Platoon exploring an abandoned temple in the mountaintop city of Machu Picchu in Peru. While on the exploration, Keroro accidentally sets off a trap, and by chance they find a hidden chamber with a large blue crystal in the center, on a stand that has a key in it. Keroro leans on the key, causing the room to activate a mysterious machine, this cau...