Lady Yuinshiel (her followers)
Queen of Heroes
Mommy (by Kon Tatsumi)
Yuinshiel Asteria is a teenage youngwoman with the large breasts, blonde ponytail hair. She wears a royal uniform that is colored both blue and red, white skirt with yellow line, and a royal shoes.
Yuinshiel Asteria is a kind-hearted woman who always takes care of Rena Asteria. She maintains a greater leadership and loyalty. So that, she can have maintenance with her Imperial reign against many threats. During the fight against many mechas, Yuinshiel Asteria has greater sense of courage and determination to save humanity from extinction.
Yuinshiel Asteria was first mentioned only in the story by Ruuji Familon. Ruuji and the gang believe that Yuinshiel Asteria must be the key to support the heroes against tyrannical threats.
Yuinshiel Asteria made a major debut in the 4th episode as the republican presidential leader of the The Multi-Universal Heroes of the Rebellion. She peacefully hires her supportive allies: Carly Carmine, Kenzo Tenma, Kudelia Aina Bernstein, and Atra Mixta to give them the instructions to have a successful meeting with the people from Mars. So that, her plans can be successful anythime.
After Tekkadan has left their homeplanet, Yuinshiel and her followers were visited by Leo Conrad and Sally Land for the first time. Upon the meeting she gives instructions to each both of them that Leo and his girlfriend can become sacrificial evolution vessel for Wild Liger into Beast Liger, and then Rising Liger. She hired the four Cyberse Duel Monsters: Decode Talker, Encode Talker, Backup Secretary, and Backup Operator.
Following the defeats of the Bruters, she and her followers continued their duty. Suddenly, she and her followers realized that Luigi Latorre and his friends have been sided with Tekkadan. When Yugo Ogami and Alice Tsukagami were kidnapped by KOG. She decided to hire more new heroes for the following: Joe Maya, Rene Ai, Mike Coil, Yuri Miyata, Megumi Meguro, and Ruuji's female friends. She gets accompanied by Lady Vladilena Mirize; so that, she can be more supportive and powerful.
When the meeting of the united forces of Transylvanian Business and Tekkadan were finished. Yuinshiel and her followers participate in the war against Tekkadan and Transylvanian Business. The tables have turned. KOG arrived to attack Yuinshiel and her followers. After the fight, she and her followers are victorious to drive off their enemies.
Following the deaths of Leo Conrad and Sally Land, she and the heroes continued their journey while escorting Futaba and Chitose. During discussion with Hazuki Kagimura, Yuinshiel told Hazuki that her brother is indeed the creator of Duel Monsters and the professor who studies the relationship between humans and many species. After the encounter with Isaac Kanda (Master Logos), Yuinshiel herself was revealed to be the mother of Kon Tatsumi and the wife of Tatsuya Yuuki.
Allies and Enemies
Allies: Luigi Latorre, Hibiki Tachibana, Tsubasa Kazanari, Chris Yukine, Maria Cadenzavna Eve, Shirabe Tsukuyomi, Kirika Akatsuki, Miku Kohinata, Souji Tendou/Kamen Rider Kabuto, Arata Kagami/Kamen Rider Gatack, Ruuji Familon, Arashi (Zoids), Midori, Heero Yuy, Kira Yamato, Setsuna F. Seiei, Bugs Bunny, Marika Kato, Milinda Brantini, Sento Kiryu/Kamen Rider Build, Milinda Brantini, Dominic Toretto, Greg Heffley, Tsubomi Kido, Wade Owen Watts, Shouya Ishida, Hei (Darker than Black), Ryuga Banjou/Kamen Rider Cross-Z, Soichi Isurugi, Misora Isurugi, Sawa Takigawa, Eiji Hino/Kamen Rider OOO, Professor Kukui, Professor Burnet, Kouta Kazuraba/Kamen Rider Gaim, Kaito Kumon/Kamen Rider Baron, Mitsuzane Kureshima/Kamen Rider Ryugen, Takatora Kureshima/Kamen Rider Zangetsu/Zangetsu Shin, Suzuka Kamiki, Gas-House Gorillas, Kazumi Sawatari/Kamen Rider Grease, He Jin, Hyde Kido, Bastion Misawa, Horrid Henry, Mirei Mikagura, Etemon, Volcamon, Yūna Yūki, Mimori Tōgō, Fu Inubouzaki, Itsuki Inubouzaki, Karin Miyoshi, Sonoko Nogi, Hiroki Nagase, Masaru Ooyama/Akaba, Syuuya Aikawa/Aoba, Syoukichi Mihara/Kiba, Futaba Ichinose, Chitose Karasuma, Kenzo Tenma, Kudelia Aina Bernstein, Atra Mixta, Wataru Kurenai/Kamen Rider Kiva, Kivat-bat the 3rd, Kate Green, Gentoku Himuro/Night Rogue/Kamen Rider Rogue, Rinna Sawagami, Nariaki Utsumi, Akari Tsukimura, Leena Toros, Aila Jyrkiainen, Mitsuya Majime, Hester Shaw, Kouhei Araki, Jiro, Ramon, Riki, Leo Conrad, Sally Land, Seraphimon, Cherubimon (Good), Ophanimon, Guardian Eatos, Kuroto Dan/Kamen Rider Genm, Knight Unryuji, Rona Tsunomori, Rei Kiriyama, Rena Asteria
Enemies: Gunther Prozen, Thaddeus Valentine, Hajime Busuzima, Thornheart (deceased; killed by Milinda Brantini), Dr. Ellie Staple, Kain (RESTOL Special Rescue Squad) (deceased), Flinty McCallahan (deceased), Greta Hideg, Matori, Dr. Zager, Gozu (Pokemon), Mikie Okamine, Masakuni Mido, Jail Scaglietti, Gabby Jay, Alva, Kuroto Dan/Kamen Rider Genm (formerly), Rustal Elion, Carta Issue, Iok Kujan, Gallus Bauduin, Elek Falk, Iznario Fareed, Nemo Baklazan, Julieta Juris, Wolf Rocky, Knight Unryuji (formerly), Shia Kijima, Wilfrid Kijima, Saga Adou, Swartz, Uhr, Ora, Tid, Nom Nom, Great New Empire
- Lady Yuinshiel is played by Kaede Hondo, who did major role of Kokoro Yotsuba.