I would say that there is only one climax in the entire book. I think that this climax is when at the end of the book when they are at Hatch’s island and are fighting the entire elgen. I think that this is the climax because it was the most interesting part. When I say this I mean at the island that they were at there was a whole fleet of eleven ships and elgen armies that they had to defeat. They were winning at one point but then started to lose more and more each minute. While they were losing they lost one of their teammates to a bomb in front of them making the climax even more interesting and now partially sad. After this they had to escape, so they fled into an underground tunnel to hide out from the elgen. However, Michael stayed back