Guard's Handheld Tracking Device

A small, rectangular device with a lit display screen and several tactile controls, carried by the museum guard. The guard sweeps it deliberately over the exhibition space, following the Doctor’s invisible path through the museum’s hallways. Its low hum and steady signal light mark the Doctor’s movements in real time, turning abstract pursuit into a grid of illuminated traces.

1 appearances

Appearances in the Narrative

When this object appears and how it's used

1 moments

S14E9 · The Deadly Assassin Part 1

Spandrell hunts the disguised Doctor

The handheld tracking device acts as the physical manifestation of the pursuit, translating the Doctor’s invisible evasion into a grid of illuminated traces across the museum floor. Its low hum and steady signal light guide the authorities toward their quarry with clinical precision.

Before: Operational and in the guard’s possession, used to trace the Doctor’s movements from the Tardis door.

After: Remains operational, its data guiding the next phase of the chase with increased urgency.

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