SOUND LICENCES
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coin sound:  https://www.freesound.org/people/D%20W/sounds/140382/
by D W (CC)

explosion sound: https://freesound.org/people/bareform/sounds/218721/
by Bareform (CC)


IMAGES
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the player and alien powerups were created using the Spritesheet Generator Android app by Boris van Schooten.


GAME SOURCE CODE
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If you use it for your own games that's awesome, just please give us attribution by linking back to our site. Thanks!
