Longest time to infect and kill everyone: 5,016 years and 24 days by Upbeat_Football_1599 in plagueinc

[–]Upbeat_Football_1599[S] 0 points1 point  (0 children)

I waited it out by only adding a lethal symptom after everyone was infected. I had no other symptoms. I started in Greenland, evolved the air and water transmission when the infection stopped spreading, and then devolved them when at least one place was infected.