“What the hell is that? Looks like the ground there is alive.” – Jim Raynor
Creep: that purple, fibrous, living mat that extends from zerg “buildings”. Its ominous presence always tells you you are entering unsafe territory, unless of course you’re playing as zerg, in which case it says “welcome home”! But what exactly is it?
Well, let’s think about it scientifically. It is produced by zerg buildings and spreads across any available surface. According to the Starcraft Wiki (which I will use as an authoritative source for all the minutiae of StarCraft trivia that I don’t know) Creep has a cellular structure: it’s not just mucus. The Wiki also says that creep can absorb sustenance from the underlying terrain, that it can be spread by “spores” or excreted by several units, and it provides nutrients to zerg buildings. It is averse to high temperatures but can grow in space and over water.
So, does any real-world living thing match this description? Surely not, right? Wrong. Continue reading