https://www.youtube.com/watch?v=LKOfuOoCzBM – This one's a bit of a stretch (major-key melody swapped for minor-key), but I can see what they're going for, and it's got good execution.
[Wario's Woods, Kirby's Dream Land 2]
https://www.youtube.com/watch?v=BetW9dvj8Po – Wow! This person did their homework in figuring out how to fit this together.
[Cave Story, Legacy of Lunatic Kingdom]