I stumbled across it the other day and thought it was actually really quite funny.
I think the animation is from a game, but it’s the acting of the troops and the dialog that keeps you entertained.
Definitely worth your time. Try and watch them all if you can. It gets better.
http://uk.youtube.com/watch?v=cKTAytq6bYA&feature=related
Just read that the guys who made these films got sued. Shame, was looking forward to Episode 4.