Create a new scene with Area2D as root

Rename it to EnemyBullet

Add a Sprite2D and a CollisionShape2D as children

Select the Sprite2D

Set the Texture to ProjectileA_1.png

Scale the Sprite by 4x

Select the CollisionShape2D

Set Shape property to new RectangleShape2D

Resize it to fit the sprite

Attach a script to EnemyBullet

Create a speed variable set to 600

In the process function

Continually move the bullet down screen

If bullet goes off screen destroy it

Select the EnemyBullet node

Connect the area entered signal

Code the signal

If we hit the player

Destroy the player

Destroy the bullet

If we hit a shield

Damage the shield

Destroy the bullet

Open the Player script

Create the die function

For now print GAME OVER

Destroy the player

Open the Main Scene

Select the Main node

Add a Timer as a child

Rename it to EnemyShootTimer

Set Autostart to On

Attach a script to the Main node

Create references to:

The enemy bullet scene

The enemy container

The Enemy shoot timer

Create a function to spawn bullets

Pass the position to spawn the bullet to the function parameter

Instantiate a bullet and Set its position and add an offset to shoot below the invader

Finally, add the bullet to the scene tree

Connect the timeout signal

Of the Enemy Shoot Timer

Code it to

Add all enemies on screen

To a list of enemies

Randomly Pick one of the enemies

Spawn a bullet at that enemy

The Hive Mind

Shields

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