[Dextro]

Spoiler for votes:

ARENA 01: Index L. Prohibitorum [Hiiragi Tsukasa] C.C. Nishizawa Ayumu
ARENA 02: Kinomoto Sakura Kawashima Ami Anya Alstreim [Sakagami Tomoyo]
ARENA 03: Kyon no Imōto Sakura [Kotobuki Tsumugi] Last Order
ARENA 04: Maria [Hiiragi Kagami] Furude Rika Nymph
ARENA 05: Kamio Misuzu Ibuki Fūko [Izumi Konata] Haruna
ARENA 06: Shiina Mafuyu [Tsukimiya Ayu] Iwasawa Masami [Ichinose Kotomi]
ARENA 07: [Misaki Mei] Konoe Subaru Oshino Shinobu Mikazuki Yozora
ARENA 08: Honma Meiko Yūki Mikan Miniwa Tsumiki Yui
ARENA 09: Tōwa Erio Tōjō Koneko Kirishima Shōko [Akemi Homura]
ARENA 10: Kurugaya Yuiko [Tainaka Ritsu] Kuroyukihime [Makise Kurisu]
ARENA 11: [Kaname Madoka] [Araragi Tsukihi] Takanashi Rikka Aoyama Nanami
ARENA 12: Toshinō Kyōko [Yūki Asuna] Roromiya Karuta Takanashi Tōka
ARENA 13: [Shiina Mayuri] Nagase Iori Kotegawa Yui Kanoe Yūko
ARENA 14: [Okita Sawa] Rias Gremory Akaza Akari Oda Nobuna
ARENA 15: [Gasai Yuno] Mine Riko Nishizono Mio Morgiana
ARENA 16: Haqua du Lot Herminium [Inaba Himeko] Kamikita Komari [Hanekawa Tsubasa]
ARENA 17: Kuroi Mato [Akiyama Mio] Nakamura Yuri Saber
ARENA 18: Yui-nyan Aisaka Taiga Gokō Ruri (Kuroneko) [Nakano Azusa]
ARENA 19: Eucliwood Hellscythe [Misaka Mikoto] Tachibana Kanade Kōsaka Kirino

Nothing particularly hard for me but I'm starting to feel "old school" with my choices