How do I prove to the authority that the money I got is from my winnings? Are there any documents to prove this? April 14, 2021 00:11 There will be a letter provided by Magnum to certify that you are a winner. Related articles What to bring to claim your prize? Can I bet more than RM1 on one set of numbers? Do I have to share the Grand Prize winnings if there is more than 1 winner? Is the Magnum Life Grand Prize worth more in a leap year? How do I collect my prize if I win?