Orochimaru body is Zetsu, Zetsu body are shown to be able to create multiple Zetsu body. So Orochimaru has the capability to create any number of Edo Tensei and he doesn't need to go around kidnapping or killing others.
Orochimaru hit the jack pot with Zetsu body, no eating, no drinking, no toilet, creating multiple bodies and Mokuton along with mayfly, absorbing chakra etc.
Orochimaru hit the jack pot with Zetsu body, no eating, no drinking, no toilet, creating multiple bodies and Mokuton along with mayfly, absorbing chakra etc.