TV-Series
Description
Germatoid is a major antagonist from the third season of the Sailor Moon anime, recognized as the hidden leader of the Death Busters and the most powerful of the Daimon race. Unlike the monster-of-the-week Daimons that appear throughout the season, Germatoid serves as a primary, overarching villain. His origin traces back to the Tau Nebula, from which he was the first Daimon to reach Earth. A laboratory accident that claimed the life of young Hotaru Tomoe provided him with an opportunity; he appeared to her grieving father, Professor Souichi Tomoe, and struck a bargain. He offered to revive Hotaru in exchange for possessing the professor's body. The professor accepted, allowing Germatoid to take up residence within him, using his new human identity as a perfect cover.

While possessing Professor Tomoe, Germatoid displays a chillingly affable personality. He is highly intelligent, calculating, and surprisingly charismatic, successfully maintaining the professor's identity to the outside world for an extended period. As a leader, he is notably patient and even benevolent toward his subordinates, including Kaolinite and the Witches Five. Unlike many villainous leaders, he does not punish his minions for their failures with cruelty; instead, he typically offers only mild chastisement and even resurrected Kaolinite after her first death. However, this genial exterior masks a ruthless core. He willingly works toward the annihilation of all life on Earth to serve his masters, Pharaoh 90 and Mistress 9, and shows no genuine concern for those he manipulates, including Hotaru, whom he selected as a vessel for Mistress 9, causing her immense suffering.

Germatoid's primary motivation throughout the season is the revival of Mistress 9 and, ultimately, the summoning of his master, Pharaoh 90, to Earth. To that end, he directs the Death Busters from behind the scenes, using Professor Tomoe's position to establish Mugen Academy as a front for their operations. He oversees the search for Pure Heart Crystals and the three mystical talismans needed to locate the Holy Grail, which is essential for the resurrection of Mistress 9. While he initially maintains a seemingly caring demeanor toward Hotaru, permitting her friendship with Chibiusa, he does not waver from his plan to use her as a host when the time comes. Once Mistress 9 awakens, she orders Germatoid to eliminate Sailor Uranus and Sailor Neptune, who had infiltrated their stronghold in an attempt to stop the Silence.

This confrontation leads to his most significant development: the abandonment of his host body. Finding no further need for the disguise, Germatoid leaves Professor Tomoe's body, revealing his true form for the first time. He appears as a gigantic, plant-like monster with a shadowed face resembling the professor's. In this state, he demonstrates a formidable ability to create multiple duplicates of himself, overwhelming his adversaries. After Sailor Uranus's initial attack scatters him into pieces, he survives by entering several artificial humanoid bodies he had created, making it difficult to pinpoint the real one. His defeat is ultimately achieved through the combined power of the Outer Sailor Guardians; Sailor Neptune uses her talisman, the Deep Aqua Mirror, to make his copies transparent and expose the genuine Germatoid. With the real target revealed, Sailor Uranus destroys him by stabbing him through the face with her Space Sword.

Among his notable abilities, his most crucial is parasitism, the power to enter and completely control a host body, which he utilized throughout most of the season. He also possesses advanced intelligence that is far superior to that of ordinary Daimons, enabling him to behave like a human, orchestrate complex plans, and even create other Daimons to serve the Death Busters. In battle, his true form grants him high durability, the ability to survive being blown apart, and the power to generate seemingly identical duplicates of himself. His behavior in his human guise is also unusual for a Daimon; he engages in very human activities such as eating, exercising, and even playing, which helps him maintain his disguise. Following his destruction, the clones he had created vanished, and Professor Tomoe was freed from his control, with Mistress 9 later dismissing him as an empty shell.