Quote Originally Posted by Frederick22 View Post
Cant be so sure.
Omega, like Ultima Weapon, was a tool used by Allag to deal with primals. They built it and controlled it so I find it very unlikely that they would need to hold it in a Dalamud-like prison.

It's possible only so far as anything could happen in the expansion and we don't really know what to expect just yet, but I find it very unlikely Omega would somehow be unearthed and reactivated in Cartenau and end up imprisoned on the Floating Continent.