Mainstream universe
(Capcom's primary storyline)

O. Terrence was one of Umbrella's executive trainees studying under Dr. James Marcus at the Umbrella Research Center in the Arklay Mountains. Terrence was used as a guinea pig in Marcus' inhuman experiments with the primitive t-Virus, but was killed in the experiments and his body disposed of in the Water Treatment Plant.[1]


  1. Resident Evil Zero (2002), file: "Inmates List".

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