Mario and Luigi find the Beanstar in the Basement but Popple and Rookie are there and they fight again, after they are defeated one of Cackletta robots speaks which maddens the Beanstar and it flies through the ceiling with them grabbing hold of it Mario and Luigi drop into Oho Oasis where they go into two temples were Luigi learns the Thunderhand and Mario learns Firebrand, they use these powers to open up a pipe underwater ... https://www.youtube.com/watch?v=aCRZFBNfGl4
Memories of a lost city chapters 7&8(final) with Leon,Claire and Sherry, Annette is killed by G, Getting the Vacine for Sherry, The G mutation reappears and continues to mutant until it is defeated again, Sherry is given the Vacine and recovers, The Tyrant reappears and is defeated with a rocket launcher given to them by Ada, while on the train escaping, G appears again in it's final mutation, is defeated again and the 3 of them get to safety, ending is shown
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https://www.youtube.com/watch?v=3TNu91QPy7Q
Going through the Skyview temple solving puzzles and searching for Zelda, at the end of the temple, we meet and fight Ghirahim for the first time and acquire the Ruby tablet which when placed into the Goddess statue will open another entrance in the clouds
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https://www.youtube.com/watch?v=uznYgQb8bM4