User blog comment:Mckrongs/Jhen Mohran Subspecies Discussion/@comment-4555457-20111128030541/@comment-1758220-20111128031217

Nope, sorry man. Won't happen. Shortly after MHFU was released, Capcoms MH team split into two, one for the main series and one for Frontier. As such, we likely won't see any crossover between the two.