Are there any secerts for Mt. Cornet.
What do you mean by secrets?
>According to legend, Mt. Coronet is where the Sinnoh region began. Arceus created Dialga, Palkia, and Giratina at the Spear Pillar, as well as the Adamant, Lustrous, and Griseous Orbs, then fell into an unending sleep on the highest point of the mountain. -Bulbepedia
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Again, I don't know what you mean by secrets. If you could comment, that would be really helpful.