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String Theory is an achievement in Plants vs. Zombies: Garden Warfare 2. To obtain it, the player must enter Infinity as a zombie.


  • The name refers to the String Theory, a theorem made about particles and how they connect in space, which could tie into Infinity. It could also relate to the fact that cats like playing with string, and the Zombie Infinity mech resembles a cat.
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Gosh, I can grow leaves!
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