User blog comment:Mckrongs/Monster Hunter 4 for the Nintendo 3DS/@comment-121.220.121.68-20121114102320/@comment-4212769-20121116183002

I played MHP3rd and I'm unlucky enough that the Unstable Quest don't give me a Warning monster more than often. So no, it doesn't appear always.

And the monsters written in the description are always in the quest (as they are written as main monster in the description obviously...)