1 Player, Flash, Purchase Equipment Upgrades, Strategy, Defend, Defense, Factory, Tower
Description: Build towers along the road to defend the factory. Click on a tower you have built to see upgrade options. Buy a shield for your tower to protect it from exploding enemies. Build ice towers to slow the enemies. Fire towers and Ultra towers will burn an enemy after a hit to cause more damage. Build up your defense until the big boss arrives.
Controls: Use mouse to drag/drop towers.
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