Now playing: Penguins From Space! 2

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. Collect coins to spend them on upgrades at the start of each round. Fight off different enemies and defend Earth as long as

-LEFT and RIGHT to move -SPACE to fire, -NUMBER KEYS to activate upgrades

{"fire": "space", "jump": "na", "movement": "arrow"}

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