Can you buy the theme tune from the 'Water Margin'?

Yes, you can purchase the theme tune from the 'Water Margin,' also known as 'The Water Margin' or 'Shui Hu Zhuan,' through various music platforms. It may be available on digital stores like iTunes, Amazon Music, or streaming services where you can buy or download music. Additionally, physical copies might be found on platforms like eBay or specialty music retailers. Always check for licensing and availability in your region.