https://wccftech.com/the-kingdom-hearts-series-is-coming-to-switch-as-cloud-versions/

The final Super Smash Bros. Ultimate character was revealed in a special Nintendo Direct. This new character is Sora from the Disney/Square Enix crossover series Kingdom Hearts. During the stream, it was also revealed that Kingdom Hearts HD 1.5 + 2.5 Remix, 2.8 HD Final Chapter Prologue, and III + Re: Mind are all coming to the Nintendo Switch.

However, each one of the entries and compilations included in the collection will be played through the cloud instead of on the Nintendo Switch itself. Players will be able to purchases all 3 of the Collections in an "all-in-one" package called Kingdom Hearts Integrum Masterpiece for Cloud.