Defend the frontier, stop alien abductors, rescue civilians and survive increasingly aggressive waves. Each wave moves into a different themed zone with updated visuals, while the hero is now a Smarty logo-inspired rescue bot.
PC: Arrow Keys / WASD = move • Space = fire • B = smart bomb • P = pause • R = restart Mobile: On-screen controls • FIRE = laser • BOMB = clear nearby enemies
Fly close to a falling civilian to catch them, then bring them safely near the ground.