The wall is a barrier against enemy units. The wall can be upgraded to deal damage and defend against other enemy units. Walls, like all buildings, costs power and they can be destroyed.
|Wall||20||This is just a standard wall. It blocks incoming units and projectiles.|
|Micro Generator||30||This generates power slowly over time.|
|Boulder||60||This is a stronger version of the wall|
|Spike||200||This is a stronger version of the boulder and it deals damage to units who touch it|
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