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Catapults
http://youtu.be/gt-ZhWFyATg
http://youtu.be/4PcL6-mjRNk
http://www.youtube.com/watch?v=hAwaxG5hk6U
http://youtu.be/DjARmKcZ3tU
http://youtu.be/glmBBZzWq40
http://www.teamtitanium.org/images/09botfull.jpg
http://www.chiefdelphi.com/media/img/54e/54e440318a34aae4544db4e417da74f9_l.jpg
http://www.chiefdelphi.com/media/img/4e1/4e1c059efbe194af2ac61c7681f2e295_l.jpg
http://www.chiefdelphi.com/media/img/c5d/c5d637c977d57d59ddfab5195c659c0a_l.jpg
http://youtu.be/nCZQBjVDzHA
http://www.youtube.com/watch?v=JUD58PqqfH8