Download or read book Level 3: Marvel's Call for Back Up written by Marie Crook and published by Pearson Longman. This book was released on 2018-07-20 with total page 24 pages. Available in PDF, EPUB and Kindle. Book excerpt: Thanos wants to find the leaders of the Earth. He comes to the Moon Base but Iron Man sees him. Iron Man knows he has to get help. He has many friends. They are super heroes and they can fight Thanos. Who answers the call for backup? Can they stop Thanos and his dangerous army?