Game modes: inside the specified time, destroy all enemies on the map available to victory in Game 3 mark, each mark four off, and finally a small hurdle will have a boss. Game tips: Use the space / enter bullets fired, and hit the enemy, the enemy will become bubbles through the bubble can destroy the enemy within a certain period of time through the bubble, the enemy will be revived. Note that the enemy before they become bubbles can not be met.