Tyrannikillicus was a sentient computer who served as an inmate at the Self-Aware Megalomaniacal Computer Storage at the Daystrom Institute on Earth. (LD: "A Few Badgeys More")
Tyrannikillicus was voiced by Fred Tatasciore.
Its chassis was identical in model to 10111, also voiced by Tatasciore, though 10111 displayed a green light rather than a purple one.