Stba.io is a cool 2d shooter io game where you will work together with your team to fight against all of the opponents on the map. destroy as many people as possible to rank up and take over the top spot! Embark on your job with the Javelin or the Manta and show up your shooting skill to collect kills. When you unlock the next level, you will receive advanced or super units. Additionally, your power will be improved and you can achieve the goal sooner. Remember to keep an eye on your supply! Do not let it run out or your commander center along with other base defenses will get troubles in an instant! You should cooperate with other teammates always to prevent attacks before it’s too later. Don’t worry! You are armed with various weapons. switch them if necessary! Besides, you have many special abilities. Activate them promptly! Good luck!