Idle Defense is a tower defense game that constantly produces minions at the bottom of the map. Every two minions of the same level can be combined into a higher class. Produced or synthesized minions can be used to defend against enemy attacks, as well as earn gold and diamonds while killing enemies. Consumption of diamonds can summon a variety of Warcraft heroes to war, with gorgeous cool skills to sweep the enemy. Casual placement, easy upgrades, turret synthesis, powerful cards, the most fun to play here! The world needs your help! Now, hero, join the righteous fight to defend the world!