Note: Name in Japanese version was Tohma H. Norstien
Thomas works for DATS, and is a genius. He's a bit standoffish at first, and resentful of Marcus, but they learn to get along. Having been separated from his family for much of his life, he bonds with Marcus's little sister Christy and his mother Sarah.
Digivice: Blue and black Digivice Burst, which was upgraded from his Blue Digivice iC
Sigil Artifact: None. Thomas can generate a "DNA Charge", which mimics many of the properties associated with sigil artifacts, however.