“The Cold was a validium-based weapon used as a deterrent against the enemy during the War, and...The Cold (Interference)
“Golems were a biologically-modified species of magma forms. They took over any lifeform with...Golem (The Art of Destruction)
“The Golem of Prague was created in the 16th century. When the Mavora Collective were spreading...Golem of Prague
“A lifeform once resided on a human colony planet that resembled rain. Rose Tyler described it as...Rain (Pitter-Patter)
“The Twelfth Doctor claimed to know of a race made of sentient gas who threw fireballs as a...Sentient gas
The following 14 pages are in this category, out of 14 total.