Tower defense (TD) is a subgenre of strategy video game where the goal is to defend a player's territories or possessions by obstructing the enemy attackers, usually achieved by placing defensive structures on or along their path of attack. Tower Defense is a game that you can enjoy playing at 4friv.com. Here you can discover & enjoy Tower Defense game and many other Friv 4 games online at no cost.

Use Left Mouse button to Place/Upgrade Tower,

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