In this Garden Tower Defense guide, we tackle the game’s impossible mode using only one unit: the Strong Punch Potato. From surviving relentless enemy waves to strategically placing and upgrading towers, this run tests patience, timing, and skill. Learn how to manage resources, dodge bosses, and overcome in-game glitches while maximizing damage output. For players looking to save time or expand their unit collection, platforms like U4GM make it easy to buy GTD units or buy GTD units cheap to enhance your strategy.