Building Auto-Aim for My Zombie Game

When zombies are coming at you from every direction, you don’t really have time to manually aim. In my recent game, Zombie Survival – Dead Zone, I created a system where the crosshair automatically locks onto the nearest zombie as soon as you tap the button. My goal was to make a fast-paced game with simple controls, so players can concentrate more on strategy and tactics rather than fussing over aiming. The auto-aim crosshair scans within a set radius for enemies and locks onto the closest one instantly. 

Since it’s a 2D top-down shooter, detecting enemies is pretty straightforward—Unity makes this easy by tagging enemy objects, and my system just looks for the ‘Enemy’ tag to decide what to target. One tricky part was figuring out what to do when an enemy dies. In the game, enemies have a death animation, but in a fast-paced game, waiting for that animation to finish before switching targets felt too slow. So, I solved this by immediately switching the crosshair to the next target even before the death animation plays out. This keeps the game moving at lightning speed but still shows the zombie’s death moment clearly. 

Want to see the auto crosshair in action? Check out Zombie Survival – Dead Zone now on itch.io​​, and let me know if you prefer this auto-aim system or if you’re more into manual aiming.

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