The Legend of Zelda: A Link to the Past is a beloved game, and one of the man features  was going back and forth between the Light and Dark worlds. This is a strong mechanic, but in a recent interview, it was released Nintendo originally had greater plans.

Kensuke Tanabe noted that the first idea was to include multiple parallel worlds to explore.

“When that happens, I try not to cling to that initial idea too much. For example, this is when I was working on The Legend of Zelda: A Link to the Past. At first, we were thinking about structuring the game with numerous parallel worlds. However, in order to establish the gameplay in the end, we decided that it would be better to narrow it down to two worlds: Light and Dark. I think game development involves much work where you never know unless you actually test it out.”

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In addition, I would like to add that there is an active Nintendo retrogaming Facebook community group you can join at https://www.facebook.com/groups/nintendoretrogamers/
For more, visit Retro Gamers Hub (www.retrogamershub.com) for their extensive collection of retrogaming interest groups to choose from.