Posted February 21, 2018
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Also, I see this feature as more of an early New Game +; you start over, but get to keep something from the previous playthrough.
Majora's Mask did this; you get to keep most permanent items, but you lose consumables and quest flags are reset. (However, the game still remembers which bosses you've killed at least once, so you don't have to repeat the dungeons when it comes time to beat the game.)
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Fun fact: In Dragon Quest 6, right outside the most profitable casino (in terms of how many tokens you stand to gain from gambling) is a church, making it quite convenient to save before doing so.
Also, what about RNG manipulation that doesn't involve constant saving and reloading? (Akalabeth is a good example here; you could not save in the original version, but the RNG is easily manipulated in that game.)