This prank definitely took a little money and planning, but it's totally worth it. Can you imagine being chased through your office by a Velociraptor? Leave it up to YouTube to deliver today's prank.

You can see the fear in this guys eyes from the moment he lays eyes on this thing. Even though you can clearly see the man's legs protruding out from underneath the suit, it would still be terrifying.

My favorite part is when the dinosaur looks around the corner at him.

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