Eureka Seven AO

Call It What You Want (AO's Cavern) (1x2)

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The G-Monster continues its attack on Iwato Jima, and with Gazelle's help Ao pilots an IFO being transported by the Japanese Navy and uses it to defeat the G-Monster, his hair changing color to turquoise in the battle, all while Team Pied Piper pilots watch, realizing that the IFO is the first ever model made.