God Of War is a strength and tone workout that is not for beginners. That should let you know that once you start to do it you will feel its effects on your muscles from the very first set. This is a full body workout that activates virtually every muscle in the body, loading each muscle group progressively with each set. If you're not yet ready for this one, bookmark it as one to conquer in the future as your fitness level improves.
Extra Credit: 1 minute rest between sets.