Huh. Relatively easy this time around.
SPOILER
ARENA 01: [Inaba Himeko] [Kaname Madoka] Sakai Wakana Shimada Minami Toshinō Kyōko Nōmi Kudryavka Hasegawa Kobato
ARENA 02: [Watashi] Misaki Mei Natsume Rin Kashiwazaki Sena Matsumi Kuro Yūki Mikan [Okita Sawa]
ARENA 03: Kotegawa Yui Kirigaya Suguha Kamikita Komari Tōjō Koneko [Tsuyuri Kumin] [Roromiya Karuta] Yuzuriha Inori
ARENA 04: Kanzaki H. Aria [Nibutani Shinka] Akaza Akari Gasai Yuno Kurasaki Fūko (Sky Raker) [Tomoe Mami] Aoyama Nanami
ARENA 05: Tōwa Erio Dekomori Sanae [Natsume Asako] Hanekawa Tsubasa Kusaribe Hakaze [Sakura Kyōko] Chitanda Eru
ARENA 06: Lala Satalin Deviluke Shiina Mayuri Oda Nobuna [Takanashi Tōka] Shiina Mashiro [Mizutani Shizuku] Oshino Shinobu
ARENA 07: Nakano Azusa Nishizawa Ayumu [Takamachi Nanoha] [Sengoku Nadeko] Ichinose Kotomi Iwasawa Masami Kawasumi Mai
ARENA 08: Furukawa Nagisa Index L. Prohibitorum Sonozaki Mion [Kinomoto Sakura] Hinamori Amu Nagato Yuki [Senjōgahara Hitagi]
ARENA 09: [Ryōgi Shiki] Kamio Misuzu Yui Charlotte Dunois Sanzen'in Nagi Aragaki Ayase [Teletha Testarossa]
ARENA 10: C.C. [Shana] Katsura Hinagiku [Chii] Shinku Katagiri Yūhi Kotobuki Tsumugi
ARENA 11: [Sawachika Eri] Kōsaka Kirino [Ryūgū Rena] Suiseiseki Nakamura Yuri Konjiki no Yami Nymph
ARENA 12: Komori Kiri Ikaros [Saber] Kōzuki Kallen Hiiragi Kagami [Suzumiya Haruhi] Suigintō
ARENA 02: [Watashi] Misaki Mei Natsume Rin Kashiwazaki Sena Matsumi Kuro Yūki Mikan [Okita Sawa]
ARENA 03: Kotegawa Yui Kirigaya Suguha Kamikita Komari Tōjō Koneko [Tsuyuri Kumin] [Roromiya Karuta] Yuzuriha Inori
ARENA 04: Kanzaki H. Aria [Nibutani Shinka] Akaza Akari Gasai Yuno Kurasaki Fūko (Sky Raker) [Tomoe Mami] Aoyama Nanami
ARENA 05: Tōwa Erio Dekomori Sanae [Natsume Asako] Hanekawa Tsubasa Kusaribe Hakaze [Sakura Kyōko] Chitanda Eru
ARENA 06: Lala Satalin Deviluke Shiina Mayuri Oda Nobuna [Takanashi Tōka] Shiina Mashiro [Mizutani Shizuku] Oshino Shinobu
ARENA 07: Nakano Azusa Nishizawa Ayumu [Takamachi Nanoha] [Sengoku Nadeko] Ichinose Kotomi Iwasawa Masami Kawasumi Mai
ARENA 08: Furukawa Nagisa Index L. Prohibitorum Sonozaki Mion [Kinomoto Sakura] Hinamori Amu Nagato Yuki [Senjōgahara Hitagi]
ARENA 09: [Ryōgi Shiki] Kamio Misuzu Yui Charlotte Dunois Sanzen'in Nagi Aragaki Ayase [Teletha Testarossa]
ARENA 10: C.C. [Shana] Katsura Hinagiku [Chii] Shinku Katagiri Yūhi Kotobuki Tsumugi
ARENA 11: [Sawachika Eri] Kōsaka Kirino [Ryūgū Rena] Suiseiseki Nakamura Yuri Konjiki no Yami Nymph
ARENA 12: Komori Kiri Ikaros [Saber] Kōzuki Kallen Hiiragi Kagami [Suzumiya Haruhi] Suigintō