General
- GARO:
- In general, Kamen Rider + Kaiketsu Lion Maru + Bleach + Supernatural
- GARO: The One Who Shines in the Darkness = GARO + Kamen Rider Kuuga + Kamen Rider 555 + Ultraman Tiga + Mobile Suit Gundam SEED + Yu-Gi-Oh! 5Ds
- GARO: Gold Storm Sho = GARO: The One Who Shines in the Darkness + Kamen Rider Agito + Kamen Rider Blade + Ultraman Dyna + Mobile Suit Gundam SEED Destiny
- GARO: Kami no Kiba ~Jinga~ = GARO: The One Who Shines in the Darkness + GARO: Gold Storm Sho + Kamen Rider Zi-O + Ultraman Taiga
- GARO: The One Who Inherits Steel = GARO: Gold Storm Sho + GARO: Kami no Kiba ~Jinga~ + Kamen Rider Outsiders + Mobile Suit Gundam SEED Freedom
- GARO: Versus Road = GARO: The One Who Shines in the Darkness + GARO: Vanishing Line + Kamen Rider Ex-Aid + Kamen Rider Zero-One + Denkō Chōjin Gridman + Battle Royale + Sword Art Online.
Characters
- GARO:
- Kouga Saejima = Shin Kazatsumuri + Ren Akiyama + Takumi Inui + Hajime Aikawa + Yamato Tribe Prince Geki + BullBlack + Demon Hunter Zeek + Tsukumaro Ogami + Ikkou Kasumi
- Raiga Saejima = Shin Asuka + Gamu Takayama + Kazuki Komon + Shinji Kido + Luke Skywalker + Jin Kazama
- Rei Suzumura = Joji Yuki + General Shadow + Nobuhiko Akizuki + Ryo Ashihara + Shuichi Kitaoka + Masato Kusaka + Kitazaki + Yamato Tribe Knight Burai + Naoto Takizawa + Mikoto Nakadai + Hiroya Fujimiya
- Kaoru Mitsuki = Mana Kazaya + Mari Sonoda + Nozomi Yamanaka + Miyuki Yoshinaga + Yuka Yamazaki
- Barago = N·Daguva·Zeba + Masashi Sudo + Takeshi Asakura + Kyouji Murakami + Masahiko Minami + Isaka + Great Professor Bias + Captain Ryuya Asami
- Jabi = Miho Kirishima + Hikaru Jo + Shuki + Destructive Messenger Jannu
- GARO (Ryuga-verse)
- GARO: The One Who Shines in the Darkness
- Ryuga Dougai/GARO the Golden Knight = Kouga Saejima + Raiga Saejima + Takumi Inui + Dan Moroboshi + Daigo Madoka + Ultraman Zero + Siegfried Schtauffen + Kira Yamato + Athrun Zala + Yusei Fudo
- Takeru Jakuzure/ZEN the Flame Sword Knight = Crow + Gai Ikari + Ren Akiyama + Kosuke Nitoh + Shin Asuka + Jean-Bot + Jean-Nine + Dearka Elsman + Lua + Crow Hogan
- Aguri Kusagami/GAI the Sky Bow Knight = Rei Suzumura + Tsubasa Yamagatana + Sakuya Tachibana + Yuto Sakurai + Glen-Fire + Mirror Knight + Yzak Joule + Jack Atlas
- Rian = Kaoru Mitsuki + Rena Yanase + Ryo Yumimura + Cagalli Yula Athha + Aki Izayoi + Luca
- Tousei Kaneshiro = Barago + Masahiko Minami + Masato Mishima + Supreme Commander Akira Ichijou + Dark Zagi + Muruta Azrael + Divine
- GARO: Gold Storm Sho
- Ryume = Jabi + Natsume Masaki + Commander Aya Odagiri + Tetomu + Yuzare + Kisara + Lacus Clyne + Sherry Leblanc
- Jinga = Barago + Tousei Kaneshiro + N·Daguva·Zeba + Takeshi Asakura + Tsukasa Kadoya (Violent Emotion) + Sougo Tokiwa (2068)* + Enter + Ultraman Belial + Dark Lugiel + Cervantes de Leon + Nightmare + Rau Le Creuset + Shinn Asuka (FAITH) + Kyosuke Kiryu (Dark Signer) + Placido + Aporia + Z-One
- Amily = La·Balva·De + Maya + Medusa + Escape + Flay Allster + Mudie Holcroft + Barbara
- GARO: Kami no Kiba ~Jinga~
- Jinga Mikage = Ryuga Dougai + León Luis + Wilhem "Sword" Ragnvald + Tsukasa Kadoya + Emu Hojo + Geiz Myokoin + Riku Asakura + Ivy Valentine + Shinn Asuka + Rey Za Burrel + Sven Cal Bayang
- GARO: The One Who Shines in the Darkness
- GARO (Animated Universe)
- GARO: Carved Seal of Flames
- Leon Luis = Kouga Saejima + Rei Suzumura + Ren Akiyama + Takumi Inui + Hajime Aikawa + Siegfried Shtauffen + Patroklos Alexander + Anakin Skywalker
- Alfonso San Valiante = Ryuga Dougai + Shinji Kido + Kazuma Kenzaki + Wataru Kurenai + Luke Skywalker + Kilik
- Ema Guzman = Jabi + Miho Kirishima + Yuka Osada + Megumi Iruma + Ivy Valentine + Erza Scarlet
- Mendoza = Barago + Tousei Kaneshiro + Takeshi Asakura + Masahiko Minami + Isaka + Shinkuro Isaka + Raul Menendez + Vassago Cassals
- GARO: Crimson Moon
- Raikou = Minamoto no Yorimitsu + Raiga Saejima + Ryuga Dougai + Leon Luis + Daigo Madoka + Shin Asuka + Shinji Kido + Shuji Mihara + Kazuma Kenzaki + Kouta Kazuraba + Inuyasha
- Seimei = Abe no Seimei + Kaoru Mitsuki + Jabi + Rian + Rena Yanase + Catherine Ryan + Miho Kirishima + Hikaru Jo + Yoko Minato + Kagome Higurashi + Sango
- GARO: Vanishing Line
- Wilhem “Sword” Ragnvald = Kouga Saejima + Gouki + Ryuga Dougai + Leon Luis + Hitoshi Hidaka + Souji Tendou + Hiroya Fujimiya + Jun Himeya + Hunter Knight Tsurugi
- Lukather "Luke" Harden = Raiga Saejima + Takeru Jakuzure + Alfonso San Valiante + Shinji Kido + Kazuma Kenzaki + Kazuki Komon + Luke Skywalker
- GARO: Carved Seal of Flames