Those are not in the trainer so what do you mean?
---------- Post added at 01:42 PM ---------- Previous post was at 01:40 PM ----------
As soon as flying pigs have landed on the frozen plains of hell
---------- Post added at 01:46 PM ---------- Previous post was at 01:42 PM ----------
It is an hidden challenge so u dont see it in challenges. You only see it once you unlocked it