Adding a knight

We will add our first enemy to the maze. This will make it harder for the cat to move through the maze freely. The player has to choose his path wisely or risk getting caught.

Prepare for lift off

We will use the Knight sprite from the Scratch library.

1. Click on the Choose sprite from library icon.

2. We search for the Knight sprite. It's in the Fantasy category.

3. We click on the sprite to select it, and click on OK to use it in our game.

   

Engage thrusters

The knight will behave quite similarly to the cat sprite. It's allowed to move through the hallways, but it can't pass through walls. That means we can reuse a lot of the scripts we've already written for the cat.

1. We drag both the createMaze listener script and the takeStep function from the cat to the Knight sprite to make copies there.

2. Then, we click on the Knight sprite to switch to its Scripts editor.

3. To the createMaze listener, we add a set size to () % block and type in 12. This makes the knight fit the maze.

4. At the end of this script...