Build defense towers to destroy all enemy boats and ships before they reach the town gates. If they reach their target you will loose lives. Play Boat Invasion online at Shtoss.com! Boat Invasion is a very quality and popular flash game. Thousands players has played Boat Invasion and love it, hope you will enjoy it too. Shtoss.com hosts more best online games and all free for you, if you like to play funny and cool games like Boat Invasion, Shtoss.com is your best choice!