Here we go!
SPOILER
ARENA 01: [Gokō Ruri (Kuroneko)] Shimada Minami
ARENA 02: Honma Meiko [Abstained] Eucliwood Hellscythe
ARENA 03: Sakura Kyōko [Nakamura Yuri]
ARENA 04: Hasegawa Kobato [Haqua du Lot Herminium]
ARENA 05: [Charlotte Dunois] Gasai Yuno
ARENA 06: [Mikazuki Yozora] Kuroi Mato
ARENA 07: Tachibana Kanade [Suzutsuki Kanade]
ARENA 08: Akemi Homura [Kasugano Sora]
ARENA 09: Victorique de Blois [Abstained] Kirishima Shōko
ARENA 10: Iwasawa Masami [Konoe Subaru]
ARENA 11: [Yui] Himeji Mizuki
ARENA 12: [Kanzaki H. Aria] Haruna
ARENA 13: [Nakagawa Kanon] Tōwa Erio
ARENA 14: Aragaki Ayase [Elucia de Lute Ima]
ARENA 15: Yuzuriha Inori [Abstained] Fear Kubrick
ARENA 16: Makise Kurisu [Mine Riko]
ARENA 17: Irisviel von Einzbern [Kōsaka Kirino]
ARENA 18: [Kashiwazaki Sena] Shiomiya Shiori
ARENA 19: Shinku, Suigintō [Abstained] Tōsaka Rin, Matō Sakura
ARENA 20: [Misaka Mikoto] Shiina Mafuyu
ARENA 21: Ichinose Kotomi [Nakano Azusa]
ARENA 22: [Asahina Mikuru] Tōsaka Rin
ARENA 23: [Nagato Yuki] Fujibayashi Kyō
ARENA 24: [Akiyama Mio] Shirai Kuroko
ARENA 25: Sakagami Tomoyo [Katsura Hinagiku]
ARENA 26: [Shana] Kotobuki Tsumugi
ARENA 27: [Aisaka Taiga] Hecate
ARENA 28: Saber [Abstained] C.C.
ARENA 29: Izumi Konata [Sanzen'in Nagi]
ARENA 30: Suzumiya Haruhi [Last Order]
ARENA 31: Hirasawa Yui [Konjiki no Yami]
ARENA 32: Hirasawa Ui [Louise Vallière]
ARENA 33: Furukawa Nagisa [Hiiragi Kagami]
ARENA 34: Oshino Shinobu [Index L. Prohibitorum]
ARENA 35: Illyasviel von Einzbern [Nymph]
ARENA 36: Holo [Sengoku Nadeko]
ARENA 37: [Senjōgahara Hitagi] Ikaros
ARENA 38: Watanuki Banri, Roromiya Karuta [Abstained] Kujō Kazuya, Victorique de Blois
ARENA 02: Honma Meiko [Abstained] Eucliwood Hellscythe
ARENA 03: Sakura Kyōko [Nakamura Yuri]
ARENA 04: Hasegawa Kobato [Haqua du Lot Herminium]
ARENA 05: [Charlotte Dunois] Gasai Yuno
ARENA 06: [Mikazuki Yozora] Kuroi Mato
ARENA 07: Tachibana Kanade [Suzutsuki Kanade]
ARENA 08: Akemi Homura [Kasugano Sora]
ARENA 09: Victorique de Blois [Abstained] Kirishima Shōko
ARENA 10: Iwasawa Masami [Konoe Subaru]
ARENA 11: [Yui] Himeji Mizuki
ARENA 12: [Kanzaki H. Aria] Haruna
ARENA 13: [Nakagawa Kanon] Tōwa Erio
ARENA 14: Aragaki Ayase [Elucia de Lute Ima]
ARENA 15: Yuzuriha Inori [Abstained] Fear Kubrick
ARENA 16: Makise Kurisu [Mine Riko]
ARENA 17: Irisviel von Einzbern [Kōsaka Kirino]
ARENA 18: [Kashiwazaki Sena] Shiomiya Shiori
ARENA 19: Shinku, Suigintō [Abstained] Tōsaka Rin, Matō Sakura
ARENA 20: [Misaka Mikoto] Shiina Mafuyu
ARENA 21: Ichinose Kotomi [Nakano Azusa]
ARENA 22: [Asahina Mikuru] Tōsaka Rin
ARENA 23: [Nagato Yuki] Fujibayashi Kyō
ARENA 24: [Akiyama Mio] Shirai Kuroko
ARENA 25: Sakagami Tomoyo [Katsura Hinagiku]
ARENA 26: [Shana] Kotobuki Tsumugi
ARENA 27: [Aisaka Taiga] Hecate
ARENA 28: Saber [Abstained] C.C.
ARENA 29: Izumi Konata [Sanzen'in Nagi]
ARENA 30: Suzumiya Haruhi [Last Order]
ARENA 31: Hirasawa Yui [Konjiki no Yami]
ARENA 32: Hirasawa Ui [Louise Vallière]
ARENA 33: Furukawa Nagisa [Hiiragi Kagami]
ARENA 34: Oshino Shinobu [Index L. Prohibitorum]
ARENA 35: Illyasviel von Einzbern [Nymph]
ARENA 36: Holo [Sengoku Nadeko]
ARENA 37: [Senjōgahara Hitagi] Ikaros
ARENA 38: Watanuki Banri, Roromiya Karuta [Abstained] Kujō Kazuya, Victorique de Blois