I should think it's obvious. The moment you set foot in this castle, you forgot every spell and every ability you ever knew. In this place, to find is to lose, and to lose is to find. That is the way in Castle Oblivion.

It is a promse for the reunion you seek. Hold the card to open the door. And beyond it, a new world. Proceed, Sora. To lose and claim aew, or to claim anew only to lose...

Imbeciles... You would knowingly shackle your heart with a chain of memories born of lies? You would be one who has a heart, yet cast aside your heart's freedom? You turn from the truth because your heart is weak--- You will never defeat me!