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Cannon Balls 3D Try to be the master of destruction, heat up the buildings neatly and show no mercy! In 'Cannon Balls 3D' it depends on how skillfully you place the shots so that the structures collapse as efficiently as possible. Watch your ammo, because it's limited. But don't worry. There will also come a time when you will bring the cannon to the edge of functionality. Especially when the great bombs are used. So what are you waiting for?