Bubble Troops

This game follows the simple drag and shoot method.
Blue Alien is the main hero. After the collision with the enemy, the health of the blue alien will increase and the score will update. But if he hit by bullets, his health will decrease. Each enemy will respawn after a limited period of time at any random location.Enemy Characteristics:

Enemy-1:

Level : Easy
Hit damage : 1
Score and health will increase 1 after it destroyed.Enemy-2

Level : Medium
Hit damage : 3
Score and health will increase 2 after it destroyed.
It will continue to follow the blue fish.Enemy-3:

Level : Hard
Hit damage : 0.8
Score and health will increase 3 after it destroyed.
High rate of fire.Enemy-4:

Level : Extreme
Hit damage : 0.8
Score and health will increase 4 after it destroyed.
High rate of fire
It will continue to follow the blue fish.Enemy-5:

Level : Medium
Hit damage : 4
Fast Movement Speed
Score will increase 3 and health will increase 4 after it destroyed.Enemy-6:

Level : Extreme
Hit Damage -
Small Size Bullet : 2
Medium Size Bullet : 3
Big Size Bullet : 5
Super fast Movement Speed
Score and health will increase 5 after it destroyed.Enemy-7:

Level : Hard
Hit damage : 10
Score and health will increase 3 after it destroyed.Healer:

If the bullet hit Blue fish its health will increase 5.

More Enemy Will Add too Soon.....