HomeGamesCasualthe vaccine challengeGames like the vaccine challenge Here are some great alternatives to the vaccine challenge by T U L I O M : Pandemia: Virus Outbreak β 4.6 Vaccines Guide β 4.6 Legend Z Hunter : Idle RPG War β 4.2 Vaccines on the Go β 3.3 CDC Vaccine Schedules β 3.7 Vaccination Rewards β 4.0 Grow Survivor : Idle Clicker β 4.4 Emergency Hospital: Injection β 4.2 C Virus: Outbreak β 4.1 π Dead Defence β 3.3 Kill Shot Virus: Zombie FPS β 4.4 Virus Invaders-Shooting Game β 4.2 Virus - The Game β 4.4 Virus War - Space Shooting β 4.3 Extinction: Zombie Invasion β 4.0 Contaminate β 0.0