Kasein Family — (Marquis of Red Eagle Territory, Lord of Eagle Head Territory.)
Vissen Cassen: Marquis Vissen, the current de facto controller of Red Eagle Territory. A sixth-order Bloodline User.
Wade Cassel: The third son of Marquis Vissen, born after Marquis Vissen obtained the Bloodline Imprint, and possesses a Bloodline Imprint. A fourth-order Bloodline User.
Asens Cassen: The fourth son of Marquis Vissen, born after Marquis Vissen obtained the Bloodline Imprint, and possesses a Bloodline Imprint. A third-order Bloodline User.
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Sils Family — (Viscount of Bayor Territory)
Aglaia Sells: Viscount Agre, Lord of Bayor Territory. A fifth-order Bloodline User.
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Boer Family — (White Mountain Territory Baron)
West Bohr: Originally a retainer of Count Shufang, he pledged allegiance to Marquis Vissen after the Red Eagle Territory civil war and the bloody night of White Forest Castle. A third-order Bloodline User.
Giggs Bohr: The eldest son of Baron Wester, and the first in line of succession to the White Mountain Territory Baron title. A second-order Bloodline User.
Cynthia Bohr: The fourth child of Baron Wester, his eldest daughter, and the second in line of succession to the White Mountain Territory Baron title. A first-order Bloodline User.
Ken Anda: The Boer Family's Knight Commander, loyal to the Boer Family. A second-order Bloodline User.
Yam Sodeber: The founder of the Soderberg Family, and its first patriarch. A second-order Bloodline User.
Yaka Soderberg: Yam's younger brother, Yarn's third son. A second-order Bloodline User.
Earn Sodelber: The father of Yam and Yaka, and the first person to establish a connection with Robin and awaken his Bloodline. A second-order Bloodline User.
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Bill Family — (Gem Territory Baron)
Hess Bill: A retainer of Marquis Vissen, Baron of Gem Territory, and the culprit behind the destruction of the Tinsk Family, the Baron of Red River Territory. A second-order Bloodline User.
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Anta Family — (Viscount of Red Soil Territory)
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Whistler Family — (Viscount of Dense Forest Territory)