: The phrase "Bad Wolf" appears again in this episode—specifically as the name of the power station project ("Blaidd Drwg" in Welsh)—furthering the season's overarching mystery.
Disguised as a human politician named Margaret Blaine, the Slitheen has become the . She plans to build a nuclear power station directly on top of the Cardiff Rift. Her true goal isn't clean energy; she intends to trigger a meltdown that will destroy the Earth, using the resulting energy to power an "extrapolator" to fly herself home. Key Themes & Moments [S1E11] Boom Town
The Doctor, Rose, and Captain Jack Harkness stop in modern-day Cardiff to recharge the TARDIS at a "rift" in space and time. While there, they discover that a (an alien from the planet Raxacoricofallapatorius) has survived their previous encounter in London. : The phrase "Bad Wolf" appears again in