You got to know when to hold 'em. And know when to fold 'em.
And also you should probably be in agreement as to what the stakes are with all other players.
"Ah. Another alternate universe version of me. Well, there can be only one, but I'd rather not fight to the death here. I can pencil you in for Tuesday."
"If the curse isn't lifted soon, she will spend the rest of her life in this world as a gluttonous elf eating nothing but unhealthy food."
Is that not the status quo?
For what it's worth, as a moon orbiting inside the synchronous orbit radius, Phobos is already being cranked in by tidal interactions with Mars. Several tens of millions of years from now it will cross the roche limit, and be destroyed.
And if I'm not mistaken, the Anime episode that covers these events was released on Fathers' Day, 2024.
(unless that's what you're referring to, in which case, I apologize for the Redundancy.)