Build lasers, artillery, missiles, slow fields, shock generators and blade launchers to stop wave after wave of creeps, now with 4 maps, and 5 difficulty levels.
The clockworks are attacking! Use your turrets to knock out approaching clockwork enemies. Don't let them reach the source well before the day ends or the battle is lost.
Overtake all other parasites and become the Dominant Species. Learn to master each parasite effectively and infect all forms of cellular life. Use full screen mode for better view.
Choose your antibiotics wisely to fight off the infections and save your patient. A fun way to relax and without you knowing it, you'll maybe even learn something useful.
