Protect the core! Don't let the demons eat it! Welcome to this addictive incremental tower defense challenge. Build and upgrade your army in real-time to get stronger and stronger. Create your invincible legion—All units move out! The Most Reliable Core Nanny  Commander So, I became a Core Nanny...? Nobody knows what this glowing "Core" is, but those demons are already drooling! Your tiny, weak soldiers are the only defense you’ve got. Heal them and pray they can survive for one more second! Powerful Skill Tree Upgrades If one upgrade isn't enough, just do it twice! Dump all your loot into this massive skill tree. Look at the rising numbers, look at the bullet hell—Cheats are just awesome!