Ocean Defender

Sea drones have attacked the ocean, pilor your drone to defeat the sea drones and save the ocean. Lat long enough to meet the sea drone boss and take down 10 bosses which have taken on the appearance of different sea creatures. Use the pearls enemies may drop to upgrade your drone's health, ammo, shield energy, unolock missiles and upgrade the amount you carry to make your mission easier. Can you make it to and defeat the King Crab Drone?