Japan / SEASON
Season 1
6 listed episodes · First aired July 2, 2006
EPISODE GUIDE
Full guide ↗Episodes
E1Mysterious Flying-Saucer Invasion! Sky Knight Takes Off!E2Appearance of the Fortress Island! Metropolitan X's Critical Moment!E3The Invasion's Evil Influence! The G-Reactor Won't Operate!E4The Aliens' Trap!E5Extreme Offense and Defense! Solving the Mystery of Element X!E6Super-Weapon Sortie! Battle at Earth's Final Hour!