Scrimil stands as the primary antagonist in the OVA series *Tenkū Senki Shurato: Sōsei e no Antō*. Introduced as a "deity of harmony" wielding powers rivaling Lakesh, the divine overseer of Tenkūkai, Scrimil originates from the unresolved grief of Mina Kuroki, Gai Kuroki's Earth-bound elder sister. Mina's profound sorrow over her brother's absence subconsciously manifested Scrimil as an external entity possessing god-like abilities, driven solely by her desire to forge a new universe where separation from Gai would be impossible.

Disturbances in Sohma energy from the human world, signaling Scrimil's presence, first alert the Hachibushu guardians. He frequently manifests through inanimate objects—a pierrot doll, a clown puppet—which act as conduits for his communication and power. As the OVA's conflict intensifies, Scrimil orchestrates the systematic abduction of Hachibushu members Ku'ya and Dan using manipulated Sohma energy. He later deploys child-like avatars to ambush other guardians, including Hyuuga, Ryuuma, and Reiga, demonstrating his strategic manipulation of both spiritual energy and physical forms.

The climax reveals Scrimil's true nature: a metaphysical extension of Mina's subconscious rather than an autonomous deity. His actions directly mirror Mina's desperate yearning to reunite with Gai, culminating in her subconscious creation of a parallel reality to fulfill that desire. This positions Scrimil as a manifestation of human trauma granted destructive power. His defeat occurs only after Mina confronts and relinquishes her grief, dissolving Scrimil's existence and freeing the abducted guardians.