Please answer the following question: Extract the answer to the following question from the movie plot. If the question isn't answerable, please output "Can't answer". Question: Who is the global champion? Title: Real Steel Movie plot: We open to Charlie (Hugh Jackman) driving through the country to a nice mellow song, pulling up a trailer to a county fair. He's scheduled to fight his old robot, Ambush, against an 800 pound bull. The ring leader rigs the fight, however, and uses a 2,000 fighting bull instead of the agreed-upon matchup. Charlie and Ambush still holds their own, however, until Charlie gets distracted with a girl in the stands. The bull takes it opportunity and hits the bot from behind, severing it's leg. Ambush gets up on one leg, hoping to hop to a victory, but the broken bot is no match for the bull.Charlie bet more money than he had on the fight, and leaves town before they come to collect the debt. Meanwhile, his son, Max (Dakota Goyo), who was in the full custody of his Mother, loses his mom and, based on Texas state law, must be turned over to the father, Charlie. His aunt offers to take custody, and Charlie blackmails her rich husband for $100,000 to sign the papers. He gets half up-front, and uses the money to buy an old first generation champion bot, Noisy Boy. With the help of Max and Bailey (Evangeline Lilly), his old love and the daughter of the man who coached his human boxing career years earlier, he gets it to obey his commands. However, due to his enthusiasm and excitement, he doesn't take the time to properly train and prepare with the new bot, and immediately takes it to a fight. The bot's reputation gets it into the top fight against Midas, but Charlie's inexperience and showboating costs him the fight, losing not only the money, but the famous bot.After his last bot becomes trashed, Charlie takes Max to the junkyard to scour parts to try and fix up one of the old bots. After a dangerous fall, Max finds a buried robot, but Charlie doesn't see the potential. Charlie says that he'll consider it if Max digs it up, so Max stays through the night to recover the bot. After getting it to the gym, they reboot it and find out it has a rare Shadow Function, but that is the only piece of value Charlie sees, while Max...
Answer:
Zeus