Theory on the black box

[Alpha Baymax]

I sincerely hope the box is empty.

Knowing the Master of Masters, that's not out of the realm of possibilities.

 

[Light’s Master]

inside the box is a tiny man that sings and plays musical instruments (maybe he's playing dearly beloved)

 

[Ballad of Caius]

inside the box is a tiny man that sings and plays musical instruments (maybe he's playing dearly beloved)

The Muffinman is gonna come out and ask if you know him

Do you know the Muffinman, muffin man, muffin man?

 

[KudoTsurugi]

An idea I’ve had in my head since KH3 is that it holds the same thing as KH1’s version of Kingdom Hearts: a lot of darkness, and a small but powerful bit of light.

 

[KingdomKurdistan]

What if it's a Boggart.

 

[Ballad of Caius]

An idea I’ve had in my head since KH3 is that it holds the same thing as KH1’s version of Kingdom Hearts: a lot of darkness, and a small but powerful bit of light.

Best way to reset the World/Lines: plunge them all in Darkness, with a pinch of Light