On an alternate timeline...
>2015
>Pokemon Direct
>We're proud to anounce the Pokemon Z and Delta Emerald Expansion Passes
>Z features a Southern Kalos postgame where you can find the ORAS Mega Stones and various characters from the main story get buffed on the new area, as well as being able to catch most legendaries except the original from Hoenn, as well as the Zygarde plot
>Delta Emerald provides the Sevii Islands and Gym double rematches, as well as extended exporation for stuff left half-assed in ORAS, as well as customization
>Both feature a Battle Frontier, an actual Safari Zone, and expand upon the multiverse theory
>Just $15 each, or a $20 bundle for either XOR, YOR, XAS, YAS, XY, or ORAS combos
>2016
>They launch EVERY GB/GBC version with compatibility to XY/ORAS Pokebank
>2017
>Pokemon Sun and Moon arrive, and they feature a better story with skippeable cutscenes and optimized for Triple and Rotation battles, as well as customization options from every mainline game as the 20th anniversary celebration
>2018
>Ultra Stars DLC adds RR, Ultra World exploration, new UB, new regional forms for non-Kanto Pokemon, Mantine Surf, customization from the opposite version, and move tutors, as well as the new Necrozma forms
>It only costs $15, or a $20 bundle for both
>2019
>Let's Go! launches as a $30 Switch spin-off
>2020
>Sword and Shield are announced
What could have been...