Defend the earth from waves of space penguins! using your tank, accumulate a kill streak to unlock upgrades including speed boost, a shield beam, and an automated mini gun. fight off different enemies and defend earth as long as you can!
TagsSpace Tank Earth En Defend Penguins Shooting Action
newgrounds - Defend against the space penguins as long as ..
kongregate - Defend the earth from waves of space penguins! ..
y8 - Shoot each fallen penguins from space. some has ..
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