The final battle begins. As Dr. Kisaragi's volatile team of witches faces a former ally turned enemy, buried truths about the Ward Office shatter everything they thought they were fighting for.

The explosive last volume of Toxic Super Beasts delivers devastation, betrayal, and the ultimate showdown for humanity. New monsters rise. New powers awaken. And in this final, earth-shaking showdown, every secret comes to light.

Toxic Super Beasts Vol. 4 brings the series to its most explosive climax yet, the epic confrontation between Dr. Kisaragi's elite witch unit and a former comrade who now wields terrifying, corrupted power.

With humanity's survival on the brink, the team hurtles into battle carrying scars from past losses, unanswered questions, and the volatile tempers of witches who each harbor secrets of their own. As the conflict intensifies, Dr. Kisaragi uncovers the long-buried truth behind the Ward Office, its hidden experiments, and the origins of the Super Beasts. What he learns forces him to question everything, the mission, the monsters, and even the people fighting at his side.

Loyalties fracture. Old sins are exposed. And the war shifts from a fight for the planet... to a fight for their very purpose.

From the mind of enigmatic creator Nykken (Gakuen x Fuusa) and the striking, high-impact artwork of Toy(e), Toxic Super Beasts Vol. 4 delivers catastrophic kaiju clashes, volatile character drama, and a finale that hits with the force of a nuclear blast. This is the endgame... brutal, emotional, and unforgettable.