the Red Invader, who initiates the Fusion and if destroyed, will cause a similar chain reaction to the other Invaders in the same form. The Invaders are not human but they can take on the appearance of a human in the original series. Cyclopean Dog An Invader that was disguised as an irritable Japanese Spitz. Feng Fei Ling initially thought that its keeper, a vendor of stone-roasted yams, was the Invader, but it revealed itself after being confronted by Shun and the other Gatekeepers. Six-Engined Jumbo Jet One of the many forms of the Invaders taking the form of a six-engined jumbo jet. It turned into a dinosaur then into a Concorde when Shun Ukiya shot one of its engines and crashed. It was finally put out of commission by Fei Fen Ring with the help of the Gate Engine. ET-11 Ball-Type Invader This conglomeration of Invaders first appeared in the first episode, attacking the A.E.G.I.S. bus carrying the Gate Engine. Its core is the red Invader. According to A.E.G.I.S. archives, it first appeared in Los Angeles. ET-13 Drill-Type Invader Also made an appearance as a dam buster in Germany, this one wreaked havoc in a shopping mall in Shibuya. Twin-Barreled Tank Also appearing in Europe, this one is commandeered by Kaiser Kikai himself and merged with a junked battleship on Dream Island. With the tank, Kaiser Kikai was able to defeat the combined (and overconfident) forces of Gate Robo Units 1-3, seriously injuring Jim Skylark in the process. "Chef Boyardee"-style Invader A cross between a giant billboard and a building. Made its appearance at the start of the "Sally Forth, Gate-Robo!" episode, which Reiko Asagiri accidentally revived with her Maiden's Prayer. Highway-Type Invader Disguised itself as part of the Tomei Highway, allowing it to strike unexpectedly and flatten any car in the highway, only to vanish and go undetected. This was the first invader Kaoru Konoe has ever encountered. A.E.G.I.S. weapons, transport and gear Gate Engine The Gate Engine is a device that is able to amplify the abilities of a Gate Keeper. However, due to its size, it requires support personnel to transport it to and from the battlefield. Using this device, Konoe Kaoru was able to stop a runaway Shinkansen a la Superman, and Fei Fen Ring was able to down the Concorde-shaped Invader. It was shrunk to fit inside the Gate Robo--whose design was invented by