Lionel Edward "L.E.O." Ooley is the equivalent of Leo in Science Guinea Pigs. His siblings are Bring, Catch, A. Dumbhead, and Yomina. His mother is Marsha Vadenport, and his stepfather is Derrick Vadenport. He is a different kind of cyborg from the others. L.E.O. is not in Mighty Agency.

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