Whether you're after sweet revenge, a fresh online battle or just a little harmless mischief, Facebook is a fertile ground for pranking.
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We have gathered 10 devious tricks you can play on your Facebook friends, from freaking them out with photos to fooling them with alternate realities.
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Take a look through our suggestions in the gallery above. Please remember, only play such pranks on sturdy souls you're sure can take it -- and never use your powers for evil.
Thumbnail image courtesy of Franco Bouly
This story originally published on Mashable here.
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