Your character automatically shoots an endless stream of bullets directly upward.Your web browser automatically stores your high score, unlocked heroes, and how many metals you have saved up.hero select in the left edge of the screen half way between the top and bottom.language select in the upper left corner.sound control in the upper right corner.The welcome screen also has the following buttons.
Select the green PLAY button in the center of the welcome screen to start the game.Pick up medals to buy and equip upgrades. Defeat over 100 aliens while avoiding their shots.
