After his victory over Sōma, Kōga senses a familiar Cosmo approaching, which he recognizes as Athena's. Rushing to meet her, to his surprise, he finds not Athena, but a frail, fearful young girl, whom Capricorn Ionia reveals to be Athena's true self. Ionia also reveals his true allegiance, to Mars, and reveals their plans to a shocked Kōga. After defeating the young Saint, Ionia leaves with the young girl, not before laying waste to the Palaestra, leaving it in ruins. Hours later, Kōga awakens in Mars' Saint Prison, to be greeted by the mysterious Wolf Haruto.
Hikaru Midorikawa
Pegasus Koga (voice)
Katsuyuki Konishi
Lionet Souma (voice)
Tetsuya Kakihara
Dragon Ryuho (voice)
Junichi Suwabe
Orion Eden (voice)
Tatsuhisa Suzuki
Wolf Haruto (voice)
Kiyoyuki Yanada
Bear Geki (voice)
Yusei Oda
Dorado Spear (voice)
Nobutoshi Canna
Volans Argo (voice)
Aya Hisakawa
Hornet Sonia (voice)
Hidekatsu Shibata
Mars (voice)
Mamiko Noto
Aria (voice)
Satsuki Yukino
Aquila Yuna (voice)
Toru Furuya
Sagittarius Seiya (voice)
Masaya Onosaka
Hydra Ichi (voice)
Ryuuzaburou Ootomo
Capricorn Ionia (voice)
Naomi Kusumi
Palaestra Acting Principal (voice)
Masaya Takatsuka
Georges (voice)
Kouta Nemoto
Columba Gray (voice)
Yasuhiko Tokuyama
Tarandus Rudolph (voice)
Hiroshi Kamiya
Andromeda Shun (voice)
Ken Narita
Dragon Shiryu (voice)
Mamoru Miyano
Cygnus Hyoga (voice)
Shoko Nakagawa
Athena (voice)