Germs.io is a game for free on Io, which you can eat in which you play as germs and attempt to eat the entire petri dish.
The longest running, and most popular Agar io style game that has existed since Agar itself. Keep an eye out for the action, but stay for the updates! You could be a contaminant by eating other bacteria.
You can improve your skills and personalize your appearance. You can manage the bugs with your mouse. Be an ultimate champion and live in glory.