Harrison Chase's fanatical drive for power and isolation through Krynoid infection

The Doctor shouts for the others to use a rear exit as the Krynoid advances, guiding them past the alien’s blind spot. Major Beresford orders a laser barrage directly into …

Chase's simmering panic erupts into outright sabotage as he views the defoliant tanks and the facility's sterile order. He targets the music system with violent precision, its destruction a visceral …

Chase, infected by the Krynoid and its zeitgeist of dominion, attempts to sacrifice Sarah Jane to the compost machine as part of his twisted devotion. The Doctor intervenes just as …