If you saw "Kabuto Death" outside MGS, it’s likely a fan myth or confusion with Naruto’s Kabuto Yakushi — no known canonical "Kabuto Death" exists in Naruto (he dies in a dream sequence only).
Kabuto’s "Death": The True Fate of Kabuto Yakushi in Naruto Shippuden kabuto death
: This is considered an exploit/unintended mechanic by many, not a true feature. If you saw "Kabuto Death" outside MGS, it’s
Kabuto’s story serves as a thematic foil to Naruto Uzumaki; where Naruto fought for acknowledgment, Kabuto fought for an identity. His "death" was the shedding of the false skin he wore for decades, allowing him to finally live as the person he was meant to be. His "death" was the shedding of the false
Kabuto Yakushi is a pivotal figure in the history of the Shinobi World. Initially introduced as a skilled medical nin and right-hand man to Orochimaru, he evolved into one of the most dangerous antagonists of the Fourth Great Shinobi World War. This report analyzes the concept of "Kabuto's death," which must be understood not as a biological termination, but as a metaphorical death of his constructed identity and a subsequent spiritual rebirth.
Early in the series, Kabuto was Orochimaru's right hand. When Sasuke "killed" Orochimaru, many assumed Kabuto might go with him, but he instead grafted Orochimaru's remains into his own body.