Johnny Upgrade unblocked is a challenging Cool Math game where you play and test your reflexes. Your mission is to help the powerless superman named Johnny practice his skills and become the strongest one. Keep in mind all things you have to do and perform your movement very quickly. Don’t forget to purchase more upgrades! Have fun!
Johnny Upgrade unblocked is a challenging Cool Math game where you play and test your reflexes. Your mission is to help the powerless superman named Johnny practice his skills and become the strongest one. Keep in mind all things you have to do and perform your movement very quickly. Don’t forget to purchase more upgrades! Have fun!