Tank defender is a game about the defense of their territories from enemy invaders, in this beautiful game you control a super tank, the main task is to defend your territory as long as possible from enemy planes and bombs as well as collect the boxes of supplies that reset, your military cargo planes. hold out as long as possible and show that you’re a real tankman! Play Tank Defender on Dob5.com. Tank Defender is an online HTML5 game. You can play the game on smartphone and tablet (iPhone, iPad, Samsung, Android devices and windows iPhone).