“Validium was created as the ultimate defence for Gallifrey by Rassilon and Omega and had great...Validium
“Dwarf star alloy was a material obtained from white dwarf stars. It was very expensive and very...Dwarf star alloy
“Sheffield steel was steel made in Sheffield. Sheffield was a notable producer of fine cutlery...Sheffield steel
“Living metal was a metal which was able to grow. It was discovered by Professor J. P...Living metal
“Dark star alloy was a material that went "through armour-plating like a knife through people...Dark star alloy
The following 55 pages are in this category, out of 55 total.