-Quadratum is reiterated as Kingdom Hearts IV's initial base, with players also going back there throughout the course of the game.
-There will be a "few" Disney worlds in Kingdom Hearts IV, though their incorporation "might feel slightly different from previous Kingdom Hearts"...
Iris VS Cynthia might be like:
Iris' first Pokemon VS Cynthia's first Pokemon; Cynthia's first wins
Iris' second Pokemon VS Cynthia's first Pokemon; Iris' second wins
Iris' second Pokemon VS Milotic, Milotic wins
Haxorus VS Milotic, Haxorus wins
Haxorus VS Mega Garchomp, Haxorus or Mega Garchomp