Complex sentence: At the same time, Hotaru is also the reincarnation of the Guardian of Silence, Sailor Saturn, who has the power to destroy the whole world; for this reason, Sailors Uranus, Neptune and Pluto fear Saturn's awakening.
Split into simpler sentences: At the same time, Hotaru is also the reincarnation of the Guardian of Silence, Sailor Saturn, who has the power to destroy the whole world. For this reason, Sailors Uranus, Neptune, and Pluto fear Saturn's awakening.