The Petri Dish

Bacteria, fungi, viruses, phages and amoebas fight over one agar plate. Every division can bring a mutation, and the strains that cope best take over.

Expanded plate · 4× area
Incubation 00:00 37.0 °C Generation 0

Start a game

Pick a species. You earn DNA and spend it on mutations, events and changes to the dish. The other species evolve on their own.

Activity also applies to missions and campaigns. These are surprise events, in addition to forecast hazards.

You win if your species holds more than half of the dish for a total of 2 minutes, or is the last one left.

Microscope 1× Scroll to zoom · drag empty space to pan
Click an organism to see its genes.
Colony
Events
Environment

Share of the dish

Vertical markers show events, abilities and your upgrades. Hover for details. Weighted by size: an amoeba counts as 2.5 bacteria, a virus particle as 0.6 of one.

Strain library

Keep and name interesting strains. Test a saved culture in a sandbox with the currently selected habitat and world activity.

Genes transfer. Specializations and purchased species upgrades reset. Saved on this device, up to 40 strains. Your selected culture is also archived when a round ends.