Kraal Space Shells

Meteorite-shaped concealment devices concealing Kraal android infiltrators, deployed from the Kraal ship to bypass Earth's defenses. Their deceptive design allows them to appear as natural space debris while carrying the Kraal invaders undetected. The shells split open to release the androids, beginning the invasion sequence before the main Kraal forces strike.

2 appearances

Purpose

Concealment and delivery mechanism for android infiltrators during the Kraal invasion plan

Significance

Critical to the Kraal invasion plot, allowing the androids to infiltrate key Earth positions undetected. Crayford reveals their deployment is the first phase of the invasion, making these shells the opening salvo in the Kraal's systematic takeover of Earth.

Appearances in the Narrative

When this object appears and how it's used

2 moments

S13E15 · The Android Invasion Part 3

Doctor and Sarah grapple with betrayal and plan rebellion

Crayford specifically references the deployment of space shells containing android infiltrators before Earth’s telescopes are trained on the XK-5’s return. Their impending launch signals the escalation from psychological deception to physical infiltration of key Earth positions.

Before: Stored aboard the Kraal ship, ready for imminent deployment to bypass Earth defenses

After: Pre-launch state, still concealed within meteorite-like shells, poised for insertion into Earth's atmosphere

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S13E15 · The Android Invasion Part 3

Doctor and Sarah uncover Kraal invasion plot

Space Shells are described as meteorite-shaped concealment devices that will release android infiltrators undetected into Earth’s atmosphere minutes after Crayford’s staged return.

Before: Stored aboard the XK-5 Deception Spaceship in launch-ready condition

After: Their impending deployment forces the Doctor and Sarah to acknowledge the invasion’s inevitability

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