Protect your castle!

Synergize and merge turrets in the heat of battle to withstand all enemy waves and advance to the next world, becoming a master strategist. Be careful, though! If you are defeated, you need to start from the beginning. Command your artillery to victory and eradicate waves of aliens to blow off some steam in Auto Defense!
Protect your castle!

Stay in the Know!

Become part of the Auto Defense squad! Subscribe to our newsletter and receive news about game updates, contests, giveaways, and more.