Probably not surprising that they're adding new content to the first two games like they did with the third.
Today's Nintendo Direct opened with new twists on a couple of seminal RPGs.
Dragon Quest I + II HD-2D was shown to begin with still only a "2025" release window. The footage showed the familiar art style applied to the original games in the long running franchise, but with seemingly new characters added to the first two parts of the Erdrick narrative.