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The recently released and record-breaking Super Mario Galaxy Movie delves more into Princess Peach's background, and Shigeru Miyamoto wants Nintendo to adhere to this in future games.

Please be aware of The Super Mario Galaxy Movie spoilers below.

The Super Mario Galaxy Movie - Official Teaser | Nintendo Direct. Watch on YouTube

In The Super Mario Galaxy Movie , it is revealed that Princess Peach and Rosalina are sisters who were separated at a young age. Many had speculated that there was a familial connection between the two when Super Mario Galaxy (the game) first released almost two decades ago , but it was never confirmed.…