Fatal Mutations
The "Fatal Mutations" event in Stellaris — flavor, choices, and how to trigger it with the event console command.
Fatal Mutations

Citizens on … are experiencing severe physical mutations that disrupt the functioning of cells and vital organs. While in some instances these changes have enhanced metabolic efficiency, more commonly they are causing fatalities. These side effects are a perfect match with the ones described in the original research notes of the Universal Macrophage. Despite our efforts, it appears that the fatal mutations caused by the formula are unavoidable. This technology can no longer be trusted. We are destroying all remaining supplies of the formula and will discontinue its usage.
The command below will trigger the "Fatal Mutations" event in Stellaris:
Player choices
When this event fires, you can choose between the following option:
- Worrying.
- … loses 100 Pops and an additional 100 Pops per $@macrophage_kill_pop_every_x$ Pop present All organic Pops on … receive Geleboric Mutations and drastically change in physiology.
- Society: +None to None
Firing conditions
Show raw conditions
has_biogenesis_dlc = yes