invasive life form from outer space theme
The ecosystem, or a vital resource (food), on your planet is destroyed by an invasive life form from outer space and you all die.
Examples
The grain supply designated for Sherman's Planet was entirely consumed by Tribbles in tos2x13 "The Trouble with Tribbles".
40 total · 7 choice · 32 major · 1 minor
| Story | Level | Motivation |
|---|---|---|
| movie: Alien Resurrection (1997) | choice | Everyone on Earth was as good as dead unless Ripley 8 and the mercenaries succeeded in stoping the USM Auriga from reaching the planet with its lethal Alien cargo. |
| movie: Encounter (2021) | choice | A main novelty of the film lies in the (anti-)hero of the story being convinced that as much as half the people on Earth could be infected by alien parasites, which use human bodies to reproduce. |
| movie: Evolution (2001) | choice | The main novelty of the film is that some alien microbes hitched a ride to the Arizona desert on a meteor, began to evolve at an accelerated rate, and soon thereafter gave rise to complex creatures that seemed destined to overrun the entire Earth. |
| movie: Slither (2006) | choice | The story is all about malevolent alien parasites overwhelming the residents of a small town. |
| movie: The Puppet Masters (1994) | choice | Slug-like neural parasites from outer space plotted a covert invasion of Earth. |
| tas1x05 | choice | Tribble :: Tribbles |
| tos1x29 | choice | Neural Collective Parasites :: neural parasites |
| movie: Agent for HARM (1966) | major | The communists planned to dust all American crops with deadly spores that arrived on Earth on a meteor. |
| movie: Alien 3 (1992) | major | Ripley jumped into vat of molten led to stop the Alien Queen gestating inside her from being taken back to Earth. If it did ever reach Earth, it's offspring was bound to paracitize everyone on the planet. |
| movie: Aliens vs Predator: Requiem (2007) | major | The military ultimately launched a tactical nuclear strike on the town to prevent the ferocious, parasitic aliens that were breeding there from going any further. |