Help with Mad Maxer Strikes Back - Javascript

Howdy coop and welcome to the forum! In the future, please post your code properly formatted. This helps if we need to copy it and give it a test run. You can learn how here: [Essentials] How To Post/Format Your Code Correctly

That being said, you are incrementing enemyIndex too soon. Notice the comment reminding you to do so?..this is where it needs to go.