I was wondering about this myself. I just Dual Linked with Eaglider and Halbird, and it didn't produce Ragnarok. It was more like the Trinity Limit in CoM, where Sora unlocks the sigil that appears on the floor.
"It was like unwrapping a wonderful present -- a present made out of presents." - Graham Linehan, describing the Legend of Zelda: Majora's Mask